Janus: Photographs and Photocopies

RGO Archives/RGO 35 contains:
<-- See earlier
165	Papers of James Glaisher
166	Letter from William Huggins
167	Letters to H. Spencer Jones
168	Membership lists for the R.A.S.
169	Annual Reports of the Paris Observatory
170	Papers of the Herschel family
171	Correspondence of John Flamsteed
172	Letter to Andrew Glen
173	Letters of Stephen Gray
174	Molyneux Papers
175	Mason-Dixon Line Journal
See later -->

More information

Please feel free to contact the repository.

Photographs and Photocopies

Title	Papers of the Herschel family
Reference	RGO 35/170
Covering Dates	1936
Extent and Medium	24 microfilms

Content and context

Microfilms of the letters, observations and other papers of Caroline Herschel, Sir J.F.W. Herschel and Sir William Herschel.

Further information

A catalogue of the Herschel papers in 'Memoirs of the Royal Astronomical Society', Vol. 85, pp. 53-90, is with the microfilms and was the basis for this description. Where titles have been taken verbatim from the original manuscripts, as recorded in this catalogue, they are given within apostrophes. Indexed

The original papers are held by the Royal Astronomical Society.

Index Terms

Herschel, Sir William (1738-1822) Knight, astronomer and musician

Herschel, Sir John Frederick William (1792-1871) Knight, astronomer

Herschel, Caroline Lucretia (1750-1848) astronomer

RGO Archives/RGO 35/170 contains:

Papers of Caroline Herschel. 1. Comets. 1/1.1. Book of Observations, 28 August 1782 - 5 February 1787. 1/1.2. Book of Observations, 7 July 1788 - 15 August 1797. 1/1.3. Book of Observations, 25 August 1797 - 31 January 1824. 1/1.4. Journal, 19 July 1791 - 22 January 1795. 1/1.5. Index. 1/2. Observations of the Thermometer and Barometer. 1/3. Notes and correspondence regarding the eight comets discovered by Caroline Herschel, including letters by Caroline and William Herschel, A. Aubert, J. Banks, C. Blagden, H.M. von Brühl, H. Englefield, N. Maskelyne, P.F.A. Mechain and K.F. von Seyffer. 1/3.1. First Comet, 1786. 1/3.2. Second Comet, 1788. 1/3.3. Third Comet, 1790. 1/3.4. Fourth Comet, 1790. 1/3.5. Fifth Comet, 1791-1792. 1/3.6. Sixth Comet, 1794. 1/3.7. Seventh Comet, 1795. 1/3.8. Eighth Comet, 1797. 2. Papers regarding Caroline Herschel's work on John Flamsteed's observations and catalogue. 2/1.1. 'Flamsteeds Catalogue brought into Zones of N.P.D. NB from 45º to 124º inclus.'. 2/1.2. 'Flamsteed's Catalogue. Second Copy. 0º to 126º inclusive.'. 2/1.3. 'Flamsteed's Catalogue brought into Zones.'. 2/2. Flamsteed's Magazine of Stars of the 1st, 2nd, 3rd and 4th order drawn out for ready inspection. 2/3. Corrections required in Flamsteed's Catalogue and Atlas from his observations. 2/4.1. Various papers titled '1st. Copy and trials of the catalogue of Stars omitted in the Brit. cat'. 2/4.2. Catalogue of Flamsteed's Stars not inserted in the British Catalogue, 1st copy. 2/4.3. Catalogue of Flamsteed's Stars not inserted in the British Catalogue, 2nd copy. 2/4.4. 'No. 1. Calculation.'. 2/4/5. 'No. 2. Calculation.'. 2/5.1. Catalogue of omitted stars in order of right ascension. 2/5.2. Another copy of 2/5.1. 2/6.1. Index to Flamsteed's Observations. 2/6.2. Index of Stars in Flamsteed's Catalogue, 1st Copy. 2/6.3. Index of Stars in Flamsteed's Catalogue, 2nd Copy.
1 microfilm.

1936

Papers of Caroline Herschel. 2. Papers regarding Caroline Herschel's work on John Flamsteed's observations and catalogue (continued). 2/7.1. 'Errata and Memorandums on Observ. Cat. & Atl.'. 2/7.2. Errata, 2nd copy. 2/8. A copy of Caroline Herschel, 'Catalogue of stars, taken from Mr. Flamsteed's observations contained in the second volume of the Historia Coelestis, and not inserted in the British Catalogue' (London, The Royal Society, 1798). 2/9. 'Flamsteeds Catalogue of Stars, their places brought to the Year 1790. Arranged in the order of Right ascension in their respective Zones of North Polar Distance.'. 2/10. Caroline Herschel's copy of Flamsteed's 'Atlas Coelestis' (London, 1729), with annotations. 3. Various catalogues and indexes. 3/1.1. Temporary Index. 3/1.2. Another copy of 3/1.1. 3/2.1. Sweeps calculated for 1800. 3/2.2. 'A catalogue of the Stars observed in my Brother's Sweeps brought to the time Jan. 0. 1800. by the corrections given in Woll. Catalogue.'. 3/2.3. 'A Catalogue of the Stars which have been observed by Wm. Herschel in a series of Sweeps; brought into Zones of N.P. Distance and order of RA for the year 1800, by applying the variation given with each respective star in Wollaston's or Bode's Catalogues.'. 3/3. A book of reductions entitled 'Nebulae from Sweeps'. 3/4. New Double Stars, a catalogue of known double stars for ascertaining whether future observations are 'new'. 3/5. Notes on stars in the 5th and 6th 'unpublished' Catalogues of Comparative Brightnesses. The notes were apparently sent from Caroline to John Herschel. 3/6. Extracts from Bode's 'Jahrbüchern'. 3/7.1. Errata from Bode's 'Uranographia'. 3/7.2. Errata in Bode's 'Verzeichniss', a fair copy prepared by Caroline for John Herschel. 3/8. A presentation copy of F. Wollaston, 'A specimen of a general astronomical catalogue, arranged in zones of north polar distance' (London, 1789), with annotations. 4. Miscellaneous papers. 4/1.1. A letter from Lady Mary Herschel to Caroline Herschel, 27 July 1800. 4/1.2. An incomplete letter from Caroline Herschel to Lady Mary Herschel, 14 October 1824. 4/2. An incomplete copy of Caroline Herschel's autobiography. 4/3. Miscellaneous notes intended as a journal of observations made with the naked eye, 'but may now rather be called A place Book', including a list of the contents of William Herschel's published papers, together with other notes and biographical memoranda. 4/4. Miscellaneous notes entitled 'First calculations of C.H.'s observations'. 4/5. A copy of F. von Zach, ed., 'Monatliche Correpondenz' (1802), including a biographical note on William Herschel, annotated by Caroline Herschel.
1 microfilm.

1936

Papers of John Herschel. 1. Sweeps and other observations taken at Slough and the Cape. 1/1. Journal No. 1, 12 October 1816 - 1825, including a record of the earliest sweeps. 1/2.1. '20 feet Reflector. Sweeps Vol. 1': Sweeps 7 to 74, 4 September 1825 - 29 April 1827. 1/2.2. Sweeps 75-177, 2 July 1827 - 15 September 1828. 1/2.3. Sweeps 178-281, 16 September 1828 - 16 August 1830. 1/2.4. Sweeps 282-399,19 August 1830 - 3 February 1832. 1/2.5. Sweeps 401-476, 7 February 1832 - 31 July 1834. The sweeps from no. 429 (5 March 1834) onwards were made at the Cape. After Sweep 476 the volume becomes a journal, covering 1834-1836, devoted mainly to observations of Halley's Comet, 1835-1836. 1/3. Sweeps 1-107, 1823-1827, fair copy.
1 microfilm.

1936

Papers of John Herschel. 1. Sweeps and other observations taken at Slough and the Cape (continued). 1/4. 'Register of Objects observed in Sweeps with the Twenty-feet Reflector by J.F.Wm. Herschel. Arranged in order of Right Ascension and Reduced to Jan 1. 1830.'. 1/5.1. Working lists for 20ft Sweeps, Vol. 1. 1/5.2. Working lists for 20ft Sweeps, Vol. 2. 1/5.3. Working lists for 20ft Sweeps, Vol. 3. 1/5.4. Working lists for 20ft Sweeps, Vol. 4. 1/6. Reductions of Sweeps to 1830.0: Sweep 75 (2 July 1827) to Sweep 229. 1/7. 'Reducing curves.'. 1/8. 'Chart-Index to Sweeps with 20-feet. Slough.'. 1/9. '20 feet apparatus. Memorandum Book.'. 1/10. Papers concerning double stars, consisting largely of 29 pages of observations of double stars, 1816-1817, extracted from 1.1. There is also an autograph letter from Caroline to John Herschel, 20 June 1831, containing double star observations, and also some manuscripts of a much later date. 1/11. Micrometrical measures of double stars on printed forms in order of right ascension (19h0m0s to 24h0m0s), taken at Slough and at the Cape, 1828-1837.
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1936

Papers of John Herschel. 2. Cape observations. 2/1.1. Cape Sweeps, Vol. 1, 429-570, 5 March 1834 - 13 April 1835. 2/1.2. Cape Sweeps, Vol. II, 571-730, 18 April 1835 - 5 September 1836. 2/1.3. Cape Sweeps, Vol. III, 731-810, 6 September 1836 - January 1838. 2/2.1. Cape Register, Vol. 1, Nebulae. 2/2.2. Cape Register, Vol. 2, Double Stars. 2/2.3. Cape Register, Vol. 3, Stars.
1 microfilm.

1936

Papers of John Herschel. 2. Cape observations (continued). 2/3. 'Star gages. Sweeping Notes. 20-feet Instrumental Record. Dec 1834-Dec 1836. C.G.H. [Cape of Good Hope]', covering Sweeps 516-783. 2/4. Nine star charts, with a chart on the cover of 'Triangles connecting Feldhausen with the Royal Observatory & with La Caille's'. 2/5. General Chart Index for both hemispheres arranged in Zones of 3º in north polar distance and in hours of right ascension or in 1440 squares. The index covers the Slough and the Cape Sweeps. 2/6.1. Tables to be used for reducing the Cape Sweeps. 2/6.2. Reductions of Cape Sweeps, Vol. II. 2/6.3. Reductions of Cape Sweeps, Vol. III, Sweeps 614-810. Running from the end are lists of numerical values and constants. 2/7. Reducing curves. 2/8.1. Data for monographic maps of the Magellanic Clouds, 1836-1837. 2/8.2. 'First approximation towards a Catalogue of Objects in the Greater Magellanic Cloud containing the Places for 1830 of [-] Nebulae & Stars prepared for construction of a Map.'. 2/9. Equatorial Notebook, December 1834 - January 1838, Cape of Good Hope. 2/10.1. Working Catalogue of Double Stars for measurement with the 7ft Equatorial. 2/10.2. Micrometrical Measures of Double Stars taken with the 7ft Equatorial at Feldhausen, Cape of Good Hope. 2/11. Observations of sunspots, December 1836 - October 1837: a series of 176 diagrams of spots on the solar disc, thirteen 'Magnified figures' of spots, a note on the 'Scale of Griesbach's Sun drawings', and a list of John Herschel's observations. 2/12. Astronometer Book, 26 March 1836 - 26 December 1836, Cape of Good Hope.
1 microfilm.

1936

Papers of John Herschel. 2. Cape observations (continued). 2/13. 'Star Magnitudes. Trial List', including later workings on star magnitudes running from the end. 2/14. Lists of stars ordered according to observed magnitudes, 1835-1838 and 1839-1840, and some miscellaneous observations. 2/15. Papers entitled 'Plans &c of the Equatorial Instrument & Revolving Roof. For the Cape'. 2/16.1. Guard Book, Vol. III: drawings of nebulae, comets and the Southern Milky Way. With a few exceptions, these drawings are Cape observations. They are numbered 645 to 734, but the series is incomplete. 2/16.2. Loose drawings, originally inside 2/16.1. 2/17. Memoranda regarding polishing work at Feldhausen, Cape of Good Hope, 26 August 1834 -12 April 1837, with one entry for 22 October 1856. 2/18. Papers entitled 'Tides in Table & Simon's Bay', 1835. 2/19. Papers entitled 'Meteorological Hourly observations made Monthly, but not including those at Solstice & Equinox': observations made at Feldhausen by John Herschel, 1837, and at Bathurst, Sussex, by Nathaniel Morgan, 1837-1838. 2/20. 'Plans, Sections and Elevations': surveys and plans made at the Cape. 2/21. Brisbane Rough Catalogue: 'MS. of an index Catalogue of Sir Thos. Brisbanes Southern Stars...reduced and arranged by Mr. Richardson of the Royal Observatory Greenwich'. 3. Cape papers. 3/1. 'Monographs. [Eta] Argûs.'. 3/1.1. 'Variables Stars. [Eta] Argûs', including letters to John Herschel from Francis Baily, 24 August 1843, and Thomas Maclear, 17 December 1843 and 17 September 1844. 3/1.2. Rough notes and calculations. 3/1.3. 'Rough Monograph Book': various observations, not confined to [Eta] Argus. 3/1.4. 'Measures of D Stars in [Eta] Argûs.'. 3/1.5. 'Fields of View in the Nubecula Major.'. 3/1.6. Observations and workings. 3/1.7. '[Eta] Argûs. Places of Leading Stars in Mass.'. 3/1.8. Rough notes, charts and catalogues of stars in the nebula around [Eta] Argûs. 3/2. 'Monographs. [Theta] Orionis', including a letter from Edward J. Cooper to John Herschel, 21 March 1836. 3/3. 'Monographs. 17 Messier.'. 3/4. 'Monographs. H. IV. 41./ V. 10 11 12. 17h 52' RA. 113 1 NPD.'. 3/5. 'Monographs. c Orionis.'. 3/6. 'Monographs. 30 Doradûs.'. 3/7. Monographs of 8 Messier, including a letter from Herschel to James Prescott Joule, 24 April 1843. 3/8. 'Monographs. [Kappa] Crucis.'. 3/9. 'Monographs. Moon.'. 4. Notes and calculations from the Cape, mostly concerning John Herschel's work on 'astrometry'. 4/1. 'Variable Stars. [Alpha] Cassiopeiae', including Herschel's corrections to a proof copy of the chart that accompanied his papers on the revision and rearrangement of constellations in 'Memoirs of the Royal Astronomical Society', XII, and a letter to Herschel from Sir Francis Beaufort, 15 June 1840. 4/2. 'Star-batches': rude preliminary tables of the algebraic process. 4/3. 'Analysis of the lists. Groupes of Southern Stars by Alphabets as arranged in 1840.'. 4/4. 'Chart-making. Memoranda. Scraps. Star magnitude notations. Triangles roughly filled in.'. 4/5. 'Star-magnitudes: lists of Northern Stars under examination with collaterals to be successively introduced.'. 4/6. 'Star magnitudes. Analysis of the lists. Groupes of Northern Stars by Alphabets.' Many of the pages are corrected proofs of Herschel's review of Whewell's 'History of the inductive sciences' and 'Philosophy of the inductive sciences' in the 'The Quarterly Review', LXVIII. 4/7. 'Northern Star-groupes in process of Successive arrangement as resulting from the alphabetic analysis.'. 4/8. 'Northern Star-magnitudes. Numerical Evaluation and First steps to their continuation with the Southern so as to carry out a uniform Scale of magnitudes for Both Hemispheres.'. 4/9. 'Alphabets for Corrected Sequences', including a letter from Charles Pritchard to Herschel, 11 November 1845. 4/10. 'Southern Star groupes & lists preparatory for numerical assignment of magnitudes as resulting from the Alphabets.'. 4/11. 'Southern Star-magnitudes. Numerical evaluation and comparison of the results with those deduced from the direct Photometric Process.'.
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1936

Papers of John Herschel. 5. Star magnitudes, Cape of Good Hope. 5/1. Observations entitled 'Star-magnitudes. Original Observed Lists. Booked', 1836-1841. 5/2. 'Chap. IV. Astrometry of The Magnitudes of the Stars.'. 5/2.1. Notes and calculations entitled 'Photometry Astromet[r]y', including a letter to Herschel from Hugh, 3rd Duke of Northumberland, 30 October 1840. 5/2.2. 'Magnitudes of the Stars from actual observation', covering observed sequences of 1835-1841. 5/2.3. Notes regarding comparisons of stars by the intervention of the Moon. 5/2.4. Three pencil charts, June 1841. 5/2.5. 'A Catalogue of Stars for the year 1830 of the fifth magnitude and upwards...NPD. 125º to 180º with their true magnitudes as observed in the years 1834, 5, 6, 7, 8' by Sir John Herschel. 5/3. Notes on the revision of the southern constellations. 5/4. Notes entitled 'Constellation Reform. Nomenclature'. 6. Papers relating to the Cape of Good Hope. 6/1. Catalogue pages taken from a folder entitled 'Brisbane Stars'. 6/2. Miscellaneous notes, including three letters to Herschel from Thomas Maclear, undated, and several sheets in Caroline Herschel's hand. 6/3. Parts of the reduced observations of nebulae and clusters and of the reduced observations of double stars. 6/4. Maclear's observations of the right ascensions of Brisbane stars. 7. Papers relating to the Cape of Good Hope. 7/1. Rough work for charts on the distribution of nebulae over the heavens. 7/2. Seven charts of the southern constellations. 7/3. Observations and notes on Halley's Comet, including letters to Herschel from Thomas Maclear, 24 January 1836, 4 March 1836, 5 March 1836, 15 April 1836, and four undated; C. Bell, undated; and a printed communication from Edward J. Cooper. 7/4. Observations and notes on Halley's Comet. 7/5. 'Comet. Sheets read for fair Copy.'. 7/6. 'Satellites of Saturn': observations, notes, tables and drafts of passages in J.F.W. Herschel, 'Results of astronomical observations made during the years 1834-38 at the Cape of Good Hope' (London, 1847), Chapter 6. There is also a letter to Herschel from Johann von Lamont, 10 December 1846. 8. A miscellaneous set of large charts and graphs, apparently brought together solely due to size, including star charts, double star orbits, astrometry curves and meteorological graphs. Many relate to Cape observations. . 9. The manuscript of Herschel, 'Results...at the Cape of Good Hope' (1847). 9/1. Introduction. 9/2. Chapter I: 'Observations of Nebulae and Clusters of Stars taken in the course of Sweeping with the 20-feet Reflector'. 9/2.1. Introduction to the Catalogue of Nebulae. 9/2.2. Remarks on the Catalogue. 9/2.3. 'A general Catalogue of the Stars known to exist in the area occupied by the great Nebula about [Eta] Argus.'. 9/2.4. Reduced observations of nebulae and clusters of stars. 9/2.5. 'Synoptic Table of the dates of the Sweeps...A list of such nebulae and clusters of stars of Mr Dunlop's Catalogue as have been certainly or more or less probably identified with objects in the foregoing Catalogue...[not printed]. List of figured Nebulae referred to in the Catalogue.'. 9/2.6. 'Of the law of distribution of nebulae and clusters of stars over the surface of the heavens...Of the Classification of Nebulae...Of the two Nubeculae or Magellanic Clouds.'. 9/2.7. 'Stars, Nebulae and Clusters in the Nubecula Minor...Stars, Nebulae and Clusters in the Nubecula Major.'.
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1936

Papers of John Herschel. 9. The manuscript of J.F.W. Herschel, 'Results of astronomical observations made during the years 1834-38 at the Cape of Good Hope' (London, 1847) (continued). 9/3. 'Chap. II. Of the double Stars of the Southern Hemisphere.'. 9/3.1. Introduction to the Catalogue of the Southern Double Stars. 9/3.2. Reduced Observations of Double Stars. 9/3.3. Introduction to the micrometrical measures of Double Stars. 9/3.4. 'Micrometrical measures of Double Stars...Notes to accompany the micrometrical measures...Synopsis of the results.'. 9/3.5. 'Comparison of Angles of Position of double Stars measured with the Seven feet Equatorial and the 20 feet Reflector.'. 9/3.6. Special remarks on the measures of particular double stars. 9/4. 'Chapter III of Astrometry, or the numerical expression of the apparent magnitudes of the stars.'. 9/4.1. Section 1: 'Of the methods of sequences'. 9/4.2. Section 2: 'Account of some attempts to compare the intensities of Light of the Stars one with another by the intervention of the Moon'. 9/5. Chapter IV: 'Of the distribution of Stars and of the Constitution of the Galaxy in the Southern Hemisphere'. 9/6. Chapter V: 'Observations of Halley's Comet, with remarks on its physical condition and that of comets in general'. 9/7. Chapter VI: 'Observations of the Satellites of Saturn'. 9/8. Chapter VII: 'Observations of the Solar Spots...Appendix'. 9/9. Original drawings of nebulae, with some corrected proofs and set of prints from the 'Results'. 10. Papers relating to the publication and distribution of Herschel's 'Results...at the Cape of Good Hope' (1847). 10/1. Miscellaneous notes on the estimated cost of publishing the 'Results', with letters from Peter Stewart to John Herschel, 10 November 1836, one undated, 5 April 1847 and 7 April 1845, and to Lady Margaret Brodie Herschel, 8 February [ ]. 10/2.1. 'Preparatory Lists' of recipients of presentation copies of the 'Results'. 10/2.2. 'Distribution of Presentation Copies of Results of Astronomical Observations at the Cape of Good Hope': lists of recipients. 10/2.3. Lists of distributed presentation copies. 10/3. Letters to John Herschel from Smith, Elder & Co., the publishers of the 'Results', 1847-1848, 1852 and 1862, including one letter from Peter Stewart; letters from James Hayday, bookbinder, June-August 1847; and a rough copy of a letter from Herschel to Smith, Elder & Co., undated. 10/4. Letters to John Herschel from Algernon, 4th Duke of Northumberland, with drafts and copies of Herschel's letters, 1847. 10/5. One hundred and fifty letters of thanks from individuals, observatories, libraries, societies and embassies for copies of the 'Results', arranged by country. 10/6. Miscellaneous notes and correspondence concerning the distribution of copies of the 'Results', including drafts and copies of letters from Herschel and letters to him from Francis Beaufort, 23 August 1847, and Edward Sabine, 22 November [1847]. 10/7. Blank forms of presentation. 11. Observations and notes made at Collingwood. 11/1. 'Full Moons. Vol. 1. Extracts from my diaries and other memoranda, respecting the full moon clearing the weather', 1841-1859. 11/2.1. Sunspot observations, 1826, 1836, 1856-1858 and 1865-1871, mostly dating from 1865 to 1871. 11/2.2. Observations and notes originally inside 11/2.1.
1 microfilm.

1936

Papers of John Herschel. 12. Papers regarding 'The General Catalogue of Nebulae and Clusters of Stars'. 12/1. Letters and pages of notes and calculations. 12/1.1. 'Nebulae Airy': letters to Herschel from G.B. Airy (15), January 1862 - February 1863, and E.J. Stone (1), 14 January 1863. 12/1.2. 'Nebulae Lord Rosse': letters to Herschel from the Earl of Rosse (5), May 1862 - January 1863; S. Hunter (1), 26 July 1862; and G.J. Stoney (1), 24 September 1862. There is also a 'Memorandum on the positions of a few of the new Nebulae met with by the Earl of Rosse' by Stoney. 12/1.3. Calculations relating to the Earl of Rosse's observations, including two letters to Herschel from J. Lee, 18 July 1862 and one undated and incomplete, and a letter from E.J. Lowe, 13 November 1860. 12/1.4. List of nebulae by Auwers. 12/1.5. 'Nebulae. Cooper': letters to Herschel from E.J. Cooper, 28 April 1862, 3 May 1862 and 8 May 1862. 12/1.6. 'Nebulae Hind': six letters to Herschel from J.R. Hind, 12 May 1852 and February-December 1862. 12/1.7. 'Nebulae. Mr Lassell': five letters to Herschel from W. Lassell, May-November 1862. 12/1.8. 'Nebulae. D'Arrest': six letters to Herschel from H.L. d'Arrest, March 1862 - May 1863. 12/1.9. 'Nebulae. G.B. Bond's list.'. 12/1.10. 'Nebulae Cash Accounts. Nebulae. RS Grant': letters to Herschel from E. Sabine (2), 15 and 25 August 1862; G.G. Stokes (3), 5 March, 28 March and 20 August 1862; G.B. Airy (3), 26 April, 19 November 1862 and 7 February 1863; W. White (4), March-November 1862; and W. Sharpey (1), 25 October 1862. 12/1.11. 'Errors detected': includes three letters to Herschel from G.B. Airy, 26 May, 2 June and 5 June 1863. 12/2. The contents of a notebook containing on the recto 'Index Catalogue of my Father's Nebulae arranged in order of RA; and those of Messier and Dunlop. From My Aunt's Catalogue in Zones, & Messrs. list and Dunlops. Phil. Trans. 1828. [Vol 1]', and on the verso 'Gen. Cat. of Neb - Draft of abbreviated descriptions i'. 12/3. A total of 4015 entries from a catalogue entitled 'General Index Catalogue of the Nebulae in the two Hemispheres. Reduced to the Epoch 1830.0. Containing 1. All the Nebulae in my Catal of 1833 observed at Slough 2d. All those observed by Sir WH which have not been observed by me as reduced & arranged in C.H's general catalogue for 1800 and brought up to 1830 3d. All those of my Cape Catalogue. 4. All Messiers nebulae of the list in the Connaissence des Temps. 5. The nebulae discovered by Struve, Hind, &c not to be found among the other lists altogether about half a dozen'. 12/4. 'A General Index Catalogue of Nebulae and Clusters of Stars.'. 12/5. Three printed forms of 'Sir J.F.W. Herschel's General Catalogue of Nebulae', containing the reduced values by Kerschner and the 'Summary Descriptions' and various corrections added by Herschel. 12/6. 'Draft of the Introduction, Explanation, Notes on the Catalogue, &c.'. 13. Manuscripts relating to John Herschel's paper 'On the Solar Spots' from the 'Quarterly Journal of Science', 1 (1864), pp. 219-235. 13/1. Letters to Herschel from the editors of the 'Quarterly Journal of Science': William Crookes (1), 15 October 1863, and James Samuelson (15), January-April 1864. 13/2. Letters to Herschel from R.C. Carrington, 15 January, 18 January and 2 February 1864, and a copy of a letter to Carrington from Herschel. 13/3. Miscellaneous notes and drafts of the paper 'On the Solar Spots', with a letter to Herschel from G.B. Airy, 1 January 1863. 14. 'The General Catalogue and General History of Double Stars.'. 14/1. 'General Catalogue of Double Stars. Reduced to the Epoch 1830.0.'. 14/2. 'General History of Double Stars': a series of individual 'synoptical histories' of double stars on printed forms, arranged by right ascension (continued in RGO 35/171/11).
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1936

Papers of John Herschel. 14. 'The General Catalogue and General History of Double Stars' (continued). 14/2. 'General History of Double Stars', a series of individual 'synoptical histories' of double stars on printed forms, arranged by right ascension (continued from RGO 35/171/10). 14/3. 'MS Notes and Memoranda for General History of Double Stars', including a letter to Herschel from G.B. Airy, 25 July 1840; an invitation from J. Lee to visit Hartwell House; a letter to Herschel from R. Main, 28 November 1868; and a letter to Herschel from J.R. Hind, 23 June 1854. 14/4. Papers relating to the publication of the General Catalogue. 14/4.1. A letter from A.S. Herschel to W. Lassell, President of the Royal Astronomical Society, 6 June 1871, with an accompanying list of 'Contents of the Box of Papers; MS of a General Catalogue and General History of Double Stars', and copies of some of the papers found in 14/3. 14/4.2. A letter from W. Huggins to R. Main, 13 June 1871, and a report on Herschel's papers by Main and Pritchard, 8 November 1871. 14/4.3. 'Computation of Annual Precession in Right Ascension for the Epoch 1830.0, for the Completion of Sir John Herschel's "General Catalogue of Double Stars"', on printed sheets. 14/4.4. List of the contents of the box containing the manuscript of Herschel's 'Catalogue of Stars'. 15. Miscellaneous papers. 15/1. Early astronomical exercises, including material in William Herschel's hand. 15/2. A receipt from the Astronomical Society for Herschel's composition fee, signed by W. Pearson, 7 February 1825. 15/3.1. 'Notata Biographica': biographical notes by Herschel, 1783-1829. 15/3.2. 'Notata Biographica': items running from the back of the original notebook, comprising a list of payments and receipts for the period 20 October 1838 - 15 January 1840. The handwriting is not that of John Herschel. 15/4. Miscellaneous expenses and biographical notes. 15/5. Two letters to Herschel from Royal Astronomical Society Secretaries: C. Pritchard, 20 January 1864, and R. Hodgson, 18 December 1866. 15/6. Notes and calculations regarding meteorites, December 1866, includes a letter to Herschel from R. Hunt, 5 June 1845. 15/7. Copies of Herschel's 1839 photograph of the superstructure of the 40ft telescope (taken from lantern slides). 15/8. A copy of J.E. Bode, 'Uranographia' (Berlin, 1801), including pencil annotations by Herschel.
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1936

Papers of William Herschel. 1. Correspondence. 1/1. Copies of 184 letters by William Herschel of 1781-1817, made mostly by Caroline Herschel, but including some in William's hand. 1/2. Copies of two letters by William Herschel, originally from 1/1. 1/3. Six original letters from Herschel to Abraham Robertson. 1/4. Correspondence between Herschel and Prince Lucien Bonaparte of Canino, 1814-1818, and Chevalier Alexis Boyer, 1816, with some other manuscripts relating to Bonaparte's purchase of a 10ft telescope. 1/5. Copies of five letters by Herschel, including three to Sir Joseph Banks. Four of the copies are by Caroline Herschel; the final letter was copied by William Herschel himself. 1/6. Thirteen letters: typed copies of letters from the Assay Office, Birmingham, including letters from William Herschel, John Herschel and J.A. Deluc; a copy of a letter from Herschel to C.F. Gauss, 1802; and an original letter from Herschel to Thomas Hornsby, 1782, with a 'Catalogue of Double-Stars. first Class', sent to Lady Lubbock by H. Knox-Shaw in 1933. 1/7. Letter from Herschel to Sir Joseph Banks, 1781. 1/8. Forty-three letters from William to Caroline Herschel, 1774-1819. 1/9. Five letters from William to Alexander Herschel. 1/10. Six letters from William to Lady Mary Herschel, 1810-1821. 1/11. Five letters from William to John Herschel, 1813-1821. 1/12. Two letters by William Herschel concerning meteoric iron, 1806. 1/13. Letters to Herschel, arranged alphabetically by correspondent (continued in RGO 35/171/13).
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1936

Papers of William Herschel. Original letters to William Herschel, arranged alphabetically by correspondent (continued from RGO 35/171/12).
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1936

Papers of William Herschel. 1/13. Original letters to William Herschel, arranged alphabetically by correspondent (continued from RGO 35/171/13). 1/14. Letters to Lady Mary Herschel (2) and Lady Margaret Brodie Herschel (1). 1/15. A printed letter from Patrick Wilson to William Herschel, 1798, concerning engraving on glass, with a specimen of the result. 2. Astronomical observations: general. 2/1. Journal. 2/1.1. Journal No. 1, 1 March 1774 - 29 February 1780. 2/1.2. Journal No. 2, 15 July 1780 - 24 May 1781. 2/1.3. Journal No. 3, 20 May 1781 - 20 January 1782. (The journal is continued in RGO 35/171/15.).
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1936

Papers of William Herschel. 2. Astronomical observations: general. 2/1. Journal (continued from RGO 35/171/14). 2/1.4. Journal No. 4, 6 February 1782 - 6 November 1782. 2/1.5. Journal No. 5, 6 November 1782 - 2 April 1783. 2/1.6. Journal No. 6, 2 April 1783 - 24 September 1783. 2/1.7. Journal No. 7, 25 September 1783 -19 February 1784. 2/1.8. Journal No. 8, 19 February 1784 - 9 May 1784. 2/1.9. Journal No. 9, 11 May 1784 - 7 September 1784. 2/1.10. Journal No. 10A., 8 September 1784 - 21 December 1784. 2/1.11. Journal No. 10B., 11 January 1787 - 25 April 1787. 2/1.12. Journal No. 11, 19 May 1787 - 7 March 1794. 2/1.13. Journal No. 12, 7 March 1794 - 14 September 1799. 2/2. Review. 2/2.1. Review No. 1, 17 August 1779 - 6 August 1780. 2/2.2. Review No. 2, August 1780 - August 1781. 2/2.3. Review No. 3, August 1781 - November 1781. 2/2.4. Review No. 4, January 1782 - August 1783. 2/2.5. Review No. 5, 14 February 1792 - 31 January 1800. 2/2.6. Review No. 6, 4 February 1800 - 1 September 1802. 2/2.7. Review No. 7, 4 September 1802 - 27 September 1810. 2/2.8. Review No. 8, 30 September 1810 - 7 July 1819.
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1936

Papers of William Herschel. 2. Astronomical observations: general (continued). 2/3. Copies by Caroline Herschel of sweeps made with the 20ft telescope. 2/3.1. No. 1: Sweeps 46-206, 18 December 1783 - 24 April 1784. At the front of the volume is a letter from John Herschel to R. Hodgson, Secretary of the Royal Astronomical Society, 15 December 1863, presenting these copies to the Society. 2/3.2. No. 2: Sweeps 207-279, 25 April 1784 - 20 September 1784. 2/3.3. No. 3: Sweeps 280-387, 20 September 1784 - 13 March 1785. 2/3.4. No. 4: Sweeps 388-485, 13 March 1785 - 7 December 1785. 2/3.5. No. 5: Sweeps 486-598, 7 December 1785 - 21 September 1786. 2/3.6. No. 6: Sweeps 599-765, 21 September 1786 - 14 October 1787. 2/3.7. No. 7: Sweeps 766-953, 14 October 1787 - 19 March 1790. 2/3.8. No. 8: Sweeps 954-1112, 20 March 1790 - 30 September 1802. 2/4. Observations made with the 40ft telescope, 24 October 1788 - 9 April 1793. 2/5. Observations of double stars, with separate sheets for each star. 2/5.1. Vol. 1: 1st and 2nd class. 2/5.2. Vol. 2: 3rd and 4th class. (The observations are continued in RGO 35/171/17.).
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1936

Papers of William Herschel. 2. Astronomical observations: general (continued). 2/5. Observations of double stars, with separate sheets for each star (continued from RGO 35/171/16). 2/5.3. Vol. 3: 5th and 6th class. 2/5.4. One hundred and forty-five new observations of all classes. 2/6. Miscellaneous papers entitled 'Observing work'. 2/7. Miscellaneous papers entitled 'Sweeping Concerns'. 2/8. 'Registers' of William Herschel's observations. 2/8.1. Register of sweeps of the Ecliptic with the 40 ft telescope. 2/8.2. Register of nebulae. 2/8.3. Register of sweeps according to the time of observation. 2/8.4. Register of sweeps by the time of 1690. 2/8.5. Register of gages. 3. The solar system. 3/1. Observations extracted from the Journal (2/1) or the Review (2/2) relating to the Sun, the Moon, planets and comets. 3/1.1. Sun and Mercury, No. 1, 19 April 1779 - 6 December 1802. 3/1.2. Sun and Mercury, No. 2, 14 December 1802 - 24 July 1818. 3/1.3. Venus, 17 April 1777 - 15 December 1813. 3/1.4. Moon, 7 March 1775 - 9 November 1807. 3/1.5. Mars, 8 April 1777 - 15 December 1813. 3/1.6. Jupiter, 15 December 1774 - 24 November 1811 and 15 December 1774 - 29 October 1783. 3/1.7. Eclipses of Jupiter's satellites, 15 December 1774 - 29 October 1783. 3/1.8. Saturn, No. 1, 17 March 1774 - 2 November 1789. 3/1.9. Saturn, No. 2, 2 November 1789 - August 1815. 3/1.10. Georgian Planet and its satellites, No. 1, 13 March 1781 - 27 January 1792. 3/1.11. Georgian Planet and its satellites, No. 2, 12 February 1792 - 25 May 1810. 3/1.12. Comets and asteroids, No. 1, 21 November 1781 - 9 November 1811 and 16 September - 3 June 1807. 3/1.13. Asteroid, No. 2, 8 September 1808 - 17 February 1814. 3/1.14. Comets, No. 3, 9 November 1811 - 31 March 1815.
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1936

Papers of William Herschel. 3. The solar system (continued). 3/2. 'On the cause and symptoms of the variable emission of the light and heat of the sun.'. 3/3. 'Additional observations tending to investigate the symptoms of the variable emission of the light and heat of the sun.'. 3/4. Observations of the transit of Mercury over the disk of the Sun. 3/5.1. Observations on Venus. 3/5.2. 'Calculations belonging to the Paper of Observations on the Planet Venus.'. 3/6. Account of three volcanos on the Moon. 3/7.1. 'On the Remarkable Appearances at the Polar Regions of Mars.'. 3/7.2. Notes relating to 3/7.1. 3/8.1. Observations of the changeable brightness of the satellites of Jupiter. 3/8.2. Calculations relating to 3/8.1. 3/9. Account of the discovery of a sixth and seventh satellite of Saturn. 3/10. 'On the satellites of the Planet Saturn, and Rotation of its Ring on an axis.'. 3/11.1. 'On the Ring of Saturn, and the Rotation of the fifth Satellite upon its Axis, with Miscellaneous Observations.'. 3/11.2. Calculations, including some relevant to the 'Miscellaneous Observations' in 3/11.1. 3/12. Calculations on the Saturnian system, with a few on the satellites of Uranus, including material relevant to 3/9-11. 3/13. Calculations relevant to 3/10, 3/11.1 and 3/27, and other calculations regarding the satellites of Saturn, a comet of December 1791, etc. 3/14. Observations of a quintuple belt on Saturn. 3/15.1. 'On the rotation of the planet Saturn upon its axis.'. 3/15.2. 'Calculations belonging to the paper on the Rotation of the planet Saturn on its axis.'. 3/16. Observations of the singular figure of Saturn. 3/17.1. Observations and remarks on the figure, the climate and the atmosphere of Saturn and its ring. 3/17.2. Notes and calculations relevant to 3/17.1. 3/18. Observations and notes entitled 'Satellites of Saturn and Jupiter'. 3/19. Configurations of Saturn's satellites. 3/20. Tables of configurations of Saturn's satellites. 3/21. Calculation of the satellites of Saturn and of the Georgian Planet, 1790 and 1803. 3/22. Pages entitled 'Configurations of Satellites'. 3/23. Account of a comet. 3/24.1. 'On the Diameter, and Magnitude of the Georgium Sidus.'. 3/24.2. 'Discs Used when the measur[e]ments of the G.S. were made.'. 3/25. 'An Account of the Discovery of Two Satellites revolving round the Georgian Planet.'. 3/26.1. 'On the Georgian Planet and its Satellites.'. 3/26.2. Papers relevant to 3/26.1. 3/26.3. Reprint of 3/26.1, from 'Philosophical Transactions of the Royal Society', with manuscript corrections by William Herschel. 3/27. 'On the discovery of four additional satellites of the Georgium Sidus.'. 3/28.1. Observations of the satellites of the Georgian Planet. 3/28.2. Tables made in connection with 3/28.1. 3/29. Calculations concerning Uranus. 3/29.1. 'Last Period of the 1st Satellite.'. 3/29.2. '2d Satellite, Last Period.'. 3/29.3. 'Identifications of the Satellites.'. 3/29.4. 'Tables of Periods and of Reductions.'. 3/29.5. 'Calculations of the Georgium Sidus in 1784 by Aubert & others.'. 3/30. 'Observation of the Georgium Sidus by Mr Hornsby at Oxford 1783 Dec 10.'. 3/31. Astronomical observations on the rotation of planets round their axes. 3/32.1. Account of particulars observed during the late eclipse of the Sun. 3/32.2. Calculations relevant to 3/32.1. 3/33.1. Observations on the two lately discovered celestial bodies. 3/33.2. Calculation belonging to the paper of observations on the two new stars. 3/34. Observations of the nature of the new celestial body discovered by Dr Olbers.
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1936

Papers of William Herschel. 3. The solar system (continued). 3/35. Seven drawings of planets. 3/36.1. Observations of a comet made with a view to investigate its magnitude and the nature of its illumination. 3/36.2. Calculations for a paper on the comet. 3/37.1. Observations of a comet, with remarks on the construction of its different parts. 3/37.2. Calculation for a paper on the comet of 1811. 3/38.1. Observations of a second comet, with remarks on its construction. 3/38.2. Calculation for the comet of 1812. 3/39. 'Particulars relating to the calculation of the Orbits of Comets.'. 3/39.1. Figures for the observations of comets to be calculated by. 3/39.2. Pages of calculations and miscellaneous material relating to comets. 3/39.3. Diagrams related to cometary orbits. 3/39.4. A list of symbols, written in French, concerning data on cometary orbits. 4. 'The fixed stars and the construction of the heavens', divided broadly into general observations and catalogues, the nature of the stars, stellar parallax, double stars, the solar motion, the construction of the heavens, nebulae and clusters. 4/1. Observations of fixed stars extracted from the Journal (2/1). 4/1.1. Vol. 1: 7 March 1775 - 24 May 1781. 4/1.2. Vol. 2: 26 May 1781 - 5 April 1782. 4/1.3. Vol. 3: 5 April 1782 - 31 December 1782. 4/1.4. Vol. 4: 31 December 1782 - 30 June 1783. 4/1.5. Vol. 5: 30 June 1783 - 17 January 1784. 4/1.6. Vol. 6: 18 January 1784 - 13 April 1784. 4/1.7. Vol. 7: 13 April 1784 - 12 July 1784. 4/2. 'Single Stars of the first magnitude with the nearest surrounding small stars' (observations from 4/1). 4/3. 'Review of the Ecliptic By triangles trapesia &c.' (observations extracted from 2/2.6). 4/4. Observations on changeable stars, with 3 pages entitled 'Remarks from Observations. Review of the Ecliptic'. 4/5. Catalogue of the fixed stars in the Zodiac. 4/6.1. 'Review of the Zodiac', 14 February 1792. 4/6.2. 'Zodiac. Divided into Triangles &c.'. 4/6.3. 'Ecliptic laid down from Mr Woolaston's Catalogue.'. 4/7. A copy, made in 1781, of Christian Mayer, 'De novis in coelo sidere o phaenomenis' from 'Historia et commentationes academiae scientiarum et elegantiarum literarum', IV, 1779.
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1936

Papers of William Herschel. 4. 'The fixed stars and the construction of the heavens' (continued). 4/8. A copy of John Mitchell, 'On the means of discovering the distance, magnitude etc, of the fixed stars, in consequence of the diminution of the velocity of their light', 'Philosophical Transactions of the Royal Society', 1784. 4/9. 'Observations upon Algol.'. 4/10.1. 'On the nature and construction of the Sun and fixed Stars.'. 4/10.2. 'Calculations belonging to the paper On the Nature & Construction of the Sun & fixed stars.'. 4/10.3. 'Post Script to the Paper on the nature and construction of the Sun &c.'. 4/11. 'On the Parallax of the First Stars', with 'Alterations to be made and notes to be added. Paper on the Parallax...In the Paper of the Description of the Lamp Micrometer'. 4/12. Double star catalogues. 4/12.1. Catalogue of 702 double stars by constellations and classes. 4/12.2. Catalogue of double stars by their classes and numbers. 4/12.3. Catalogue of double stars by constellations. 4/12.4. Index of double stars in classes. 4/12.5. 'Index to the 1st. 2d & 3th. Catalogues of my Double Stars by Constellations, Classes & Numbers.'. 4/13. 'Review of double Stars. In order to assign the probability of their appearance whether Fixed, or in motion Direct, Retrograde or Proper.'. 4/14. Catalogue of double stars. 4/15. Second catalogue of double stars. 4/16. Pages from a folder entitled 'New double stars in Constellations'. 4/17.1. Account of the changes that have happened during the last 25 years in the relative situation of double stars. 4/17.2. Calculations relevant to 4/17.1. 4/18.1. Continuation of an account of the changes that have happened in the relative situation of double stars. 4/18.2. Calculations relevant to 4/18.1. 4/19.1. 'On the proper motion of the Sun and solar System.'. 4/19.2. Postscript to the paper on the motion of the Solar System. 4/19.3. Postscript to the paper on the motion of the Solar System (another copy). 4/20.1. 'On the Direction and Velocity of the motion of the Sun, and Solar System.'. 4/20.2. Calculations for the paper on solar motion. 4/21.1. 'On the quantity and Velocity of the solar motion.'. 4/21.2. Notes and calculations relevant to 4/21.1. 4/21.3. Calculations relevant to 4/21.1. 4/22. Notes and calculations concerning solar motion, 173 pages.
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1936

Papers of William Herschel. 4. 'The fixed stars and the construction of the heavens' (continued). 4/23. 'Account of some Observations tending to investigate the Construction of the Heavens.'. 4/24.1. 'On the Construction of the Heavens.'. 4/24.2. Calculations and tables relevant to 4/24.1. 4/25. Catalogue of 1000 new nebulae and clusters of stars. 4/26. Catalogue of a further thousand new nebulae and clusters of stars. 4/27. 'On Nebulous-Stars, properly so called.'. 4/28.1. Catalogue of 500 new nebulae, nebulous stars, planetary nebulae and clusters of stars, with remarks on the construction of the heavens. 4/28.2. Catalogue of 500 additional new nebulae and clusters of stars. 4/28.3. Calculations relevant to 4/28.1-2. 4/29.1. Astronomical observations relating to the construction of the heavens. 4/29.2. 'Synopsis of the contents of this paper...post script.'. 4/29.3. Figures belonging to a paper on the construction of the heavens. 4/29.4. Tables relevant to 4/29.1. 4/30.1. Astronomical observations relating to the sidereal part of the heavens, and its connection with the nebulous part. There is also a 'Synopsis of the contents of this paper' and a print of the illustrations from the 'Philosophical Transactions'. 4/30.2. 'Calculations belonging to the paper of observations relating to the sidereal part of the heavens &c.'. 4/31.1. 'Astronomical observations and experiments tending to investigate the local arrangement of the celestial bodies in space', with 'Calculations belonging to the paper on the local arrangement of the celestial bodies in space'. 4/31.2. Circular diaphragms with the title '10 feet Gaging powers'. 4/32.1. 'Astronomical observations and experiments, selected for the purpose of ascertaining the relative distances of Clusters of stars.'. 4/32.2. Calculations relevant to 4/32.1. 4/33. Various observations, catalogues and indexes relating to nebulae and clusters. 4/33.1. 'Nebulae of the Conoissance des temps.'. 4/33.2. 'Observations on the Nebulae of the Connoissance des temps.'. 4/33.3. 'Nebulae and Clusters of Stars of the Connoiss. des Temps.'. 4/33.4. 'Planetary Nebulae pointed out by Stars.'. 4/33.5. 'General Index for nebulae.'. 4/33.6. 'Several Catalogues & Indexes of Neb. & Clusters of stars used before their General catalogue was introduced':. (1) Catalogue of one thousand new nebulae and clusters of stars. (2) Right ascensions and polar distances of nebulae and clusters of stars at the time they were observed. (3) Index. (4) Places of new nebulae and clusters of stars. 5. Telescopes. 5/1. Description of the Lamp-Micrometer and the method for using it. 5/2.1. Description of a 40ft reflecting telescope. 5/2.2. Calculations and notes relating to 5/2.1. 5/2.3. A copy of the printed version of 5/2.1, from the 'Philosophical Transactions of the Royal Society'. 5/2.4. Another copy of 5/2.3. This is a presentation copy inscribed 'Herrn Carl Haase from Caroline Herschel', in which the perspective view of the complete telescope is different. 5/3.1. 'On the power of penetrating into space by telescopes.'. 5/3.2. A calculation belonging to the paper 'On the power of penetrating into space'. 5/3.3. Part of a letter in reply to criticism of 5/3.1, and 'Three alterations in my paper'. 5/4.1. 'Experiments for ascertaining how far telescopes will enable us to determine very small angles.'. 5/4.2. Calculations relevant to 5/4.1. 5/5. Thirteen drawings of the 7ft, 10ft, small 20ft and large 10ft telescopes, including some by W. Watson. 5/6. Directions for the use of the 7ft telescope. 5/7. Directions for the use of the 7ft telescope. 5/8. Instructions sent with the large 10ft telescope. 5/9. Directions for the use of the 20ft telescope. 5/10. 'Bills for Expenses of 20 feet', including 'Directions for unpacking the Cases containing the telescope' and 'List of Articles contained in the Packing Cases'. 5/11.1. 'Contents of the boxes in which the various parts of the 25 feet Herschelian telescope are packed up.'. 5/11.2. 'Woodwork belonging to the Telescope. Iron, Brass, and other work belonging to the Telescope.'. 5/11.3. Directions for the management of the 25ft telescope.
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1936

Papers of William Herschel. 5. Telescopes (continued). 5/12. 'Experiments on the Construction of Specula.'. 5/12.1. Vol. 1: 1773 - 28 November 1790 ('New copy with corrections and additions'). 5/12.2. Vol. 2: 2 December 1790 - 16 December 1793. 5/12.3. Vol. 3: 20 December 1793 - 4 January 1804. 5/12.4. Vol. 4: 9 January 1804 - 5 December 1818. 5/12.5. 'Index to the articles contained in the four volumes of experiments No. 1.'. 5/12.6. 'Index...No. 2 Intended.'. 5/12.7. 'Successful Experiments arranged for each mirror according to the succession of the volumes and numbers.'. 5/13. 'On the Construction of Specula.'. 5/14. Results of experiments on the construction of mirrors for telescopes. 5/14.1. Results of experiments. 5/14.2. Fifty-nine machine drawings to accompany 5/14.1, made by John Herschel under William Herschel's inspection.
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1936

Papers of William Herschel. 5. Telescopes (continued). 5/14.3. Results from 5/12, arranged by subject, from which the sections of 5/14.1 have been copied. 5/15.1. Engraving of the large 20ft telescope, 1794. 5/15.2. Nine prints taken from 5/15.1. 6. Physics (including theoretical optics). 6/1.1. 'Investigation of the cause of that indistinctness of vision which has been ascribed to the smallness of the optic pencil.'. 6/1.2. Notes and calculations relevant to 6/1.1. 6/2. 'Investigation of the powers of the prismatic colours to heat and illuminate objects.'. 6/3. 'Experiments on the refrangibility of the invisible rays of the Sun.'. 6/4.1. 'Experiments on the solar and on the terrestrial rays that occasion heat [Part I].'. 6/4.2. Second part of the paper on the solar and on the terrestrial rays that occasion heat, with 'Appendix to the Paper on the power of penetrating into space by telescopes'. 6/4.3. Calculations relating to the second part of a paper on the solar and on the terrestrial rays that occasion heat. There are also two letters: Patrick Wilson to William Herschel, 5 January 1801, and Herschel to Wilson, 9 January 1801. 6/5. 'Experiments for investigating the cause of the coloured concentric rings discovered by Sr. I. Newton', with a page of 'Calculations belonging to the 1st part of the paper on the Newtonian rings'. 6/6.1. Continuation of 'Experiments for investigating the cause of coloured concentric rings'. 6/6.2. Calculations relating to second part of the paper on the Newtonian coloured rings. 6/7.1. Supplement to the first and second parts of the paper on Newtonian coloured rings. 6/7.2. Calculations relating to the third part of the paper on Newtonian coloured rings. 6/8. 'Philosophical Experiments', 1780, 1794, 1798 and 1805, with some additional papers. 6/9. 'Hints. Desiderata. Experimts to be made.'. 6/10.1. 'Optical Experiments', 9 April 1792 - 9 October 1809, with two pages of a tract 'On the modifications of the flection of the rays of light'. 6/10.2. Calculations relating to optical, telescopic, prismatic and other experiments. 6/11. 'Experiments on Light and Heat' (continued in RGO 35/171/24). 6/11.1. No. 1: 1-391, 17 January 1799 - 26 June 1800.
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1936

Papers of William Herschel. 6. Physics. 6/11. 'Experiments on Light and Heat' (continued from RGO 35/171/23). 6/11.2. No. 2: 392-816, 26 June 1800 - 24 October 1800. 6/11.3. No. 3: 817-881, 28 October 1800 - 26 May 1805. 6/11.4. Index to experiments on light and heat. 6/12.1. 'Modifications of light', first copy, with other papers on 'flections' (deflection and inflection of light). 6/12.2. 'Modifications of light', second copy, arranged differently to 6/12.1. 6/13. Papers entitled 'Theoretical views', regarding 'flections'. 6/14. An index to experiments in 6/10.1 concerning 'flections', with part of another index to 6/10.1. 6/15. Papers entitled 'Figures for Calculation', concerning flections. 6/16. Papers entitled 'Method of Calculation', concerning flections. 6/17. A copy by Caroline Herschel of 'Observations on the Inflexion of Light. In a letter to the Right Honble. the Earl of Buchan' by David Brewster. 7. Miscellaneous papers. 7/1.1. No. 1: 'Observations by the Regulator on the Wall from Decr 7. 1774 to Aprl 12. 1778 at Walcot turn pike house'. 7/1.2. No. 2: 'Regulation of the Clock By the Wall Telescope and Account of The going of the two time pieces [26 April 1778 - 4 October 1812]'. 7/1.3. No. 3: 'Account of the going of the Clocks. From Nov. 10. 1784 To July 21. 1785.'. 7/1.4. Observations relating to time, 25 April 1778 - 18 April 1797. 7/1.5. Calculations of equal altitudes, 25 April 1778 - 18 April 1797. 7/2. 'Miscellaneous remarks on Books &c. On Mr Lislie's two letters relating to light and heat &c.'. 7/3. Papers entitled 'Theorems & Memorandums'. 7/4. Papers entitled 'Mixture of Cal. and Mem. seeming to belong to some of the early papers of which there are no copies'. 7/5. Papers entitled 'Thermometer', consisting mostly of thermometer readings sent to William Herschel by George Gilpin, with others taken by Caroline Herschel. 7/6. Notes by William Herschel concerning Schroeter on Jupiter's satellites and the nature of the nebulae. 7/7. Torn page of notes by William Herschel on experiments concerning the strength of glass. 7/8. 'Memorandums from which an historical account of my life may be drawn.'. 7/9. A list by Caroline Herschel of Herschel's awards and elections to learned societies. 7/10. A warrant signed by George IV, September 1820, granting William Herschel a pension of £400 per annum. 7/11. A list by Caroline Herschel of William Herschel's manuscripts, etc. 7/12. An account of William Hershel's papers published in the 'Philosophical Transactions of the Royal Society', written for the most part by William Herschel, but completed by Caroline Herschel. 7/13. Notes 'Collected from fragments which ought to have been destroyed, and must therefore be examined'. 7/14. A miscellaneous set of papers titled by John Herschel 'Loose Papers in my Fathers handwriting', including 'Work for republishing the papers in the Phil. Transactions', containing lists of published papers, including one by William Herschel; 'Remarks on Mr Michell's telescope'; 'Remarks upon Mayers De novis in Coelo Sidereo Phaenomenio'; 'Schroeters Work'; 'Remarks upon Ld. Mahon's treatise'; and 'Critical [crossed out] remark on a passage of Dr Priestley's History of Electricity'. 7/15. Copies of diaries kept by William Herschel on various tours, 1791-1817.
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1936