Papers of Nevil Maskelyne

Letters, primarily from Maskelyne to Henry Andrews, concerning:

1. A request for lunar and solar places for December 1770, 27 February 1768.

2. Sun's right ascension and declination, 13 August 1787.

3. Longitudes of the stars from Johann Mayer's and Charles Mason's tables, 16 July 1787.

4. The details of the expected 1790 comet, 22 December 1788.

5. A request for computations for the 1800 'Nautical Almanac', 5 December 1789.

6. On an unbound set of logarithms, 7 March 1793.

7. Notice that calculations are soon to be halted on the 'Nautical Almanac' for 1804, 15 August 1793.

8. Proposals to recalculate previous predictions in the 'Nautical Almanac', and to begin with Jupiter's satellites, 14 December 1793.

9. Methods of calculation and corrections to previous publications, 25 February 1794.

10. The elements for a solar eclipse, 26 February 1794.

11. Settlement of payments for computations, 27 March 1794.

12. Continuation of work on Jupiter's satellites and details of payment for work done, 9 December 1795.

13. Monies owed to Andrews, 7 February 1797.

14. Instructions in the method of computation for the 1805 'Nautical Almanac', 4 January 1798.

15. Request to calculate the Moon's place for February 1805 using Lalande's new tables, 8 March 1798.

16. Request to calculate the Sun's longitude for 1805, 2 October 1798.

17. Instructions concerning the new tables, 11 October 1798.

18. Corrections to the 1805 calculations of the Moon's longitude, 6 February 1800.

19. Request for Andrews to correct his calculations, 17 March 1800.

20. Moon's longitude and anomaly for 1806, 28 April 1801.

21. Instructions to compute the Moon's place for 1808, 15 September 1801.

22. Payment for previous work, 27 April 1802.

23. Commencement of the 1809 'Nautical Almanac', 7 June 1803.

24. Arrangement for contacting Maskelyne, 5 October 1803.

25. Notes on the use of the French tables and directions for computing the Sun's longitude, 24 October 1806.

26. Instructions in the method to be used in computations, 12 November 1806.

27. Offer of a trial in the post of 'comparer' in Mr Hitchin's place, 17 May 1809.

28. Moon's longitude and latitude and the ephemeris for 1814-1815, 6 June 1809.

29. Moon's longitude and latitude in 1814, 20 June 1809.

30. Notes on the publication of the 1814 'Nautical Almanac', 10 August 1809.

31. An outline of Maskelyne's method of computing star occultations and solar eclipses and the current state of printing of the 1814 'Nautical Almanac', 15 August 1809.

32. Calculations concerned with the planet Mars, 19 August 1809.

33. An error in the tables and corrections needed for the 'Nautical Almanac', 1813-1815, 16 September 1809.

34. Method for computing the geocentric places of the planets, 22 September 1809.

35. Settlement of monies owed to Andrews, 29 December 1809.

36. Instructions on computations for the phenomena of Jupiter's satellites, 2 January 1810.

37. Testing of A. Thatcher's rules on star positions, 27 February 1810.

38. Rules and cases for calculating latitude and for measuring longitude, to give lunar distances, March 1810.

39. A covering letter for a celestial globe recently sent to Andrews, 19 March 1810.

40. Rules for computing the lunar distance, with examples, noting that Andrews is pleased with the globe mentioned above, 26 March 1810.

41. Directions for computing the planets' positions, 1810.

42. Part of a method for calculating a solar eclipse, 24 July 1810.

43. Notes on the publication of the 1814 'Nautical Almanac' and eclipses for 1815, 21 September 1810.

44. An account of monies owed to Andrews, 6 October 1810.

45. Order confirming payment to Andrews, 11 October 1810.

46. Adjustments to be made to calculations, 17 October 1810.

47. Letter regarding William Dunkin's enquiry on computing solar eclipses, 19 November 1810.

48. Johann Mayer's method of computing solar eclipses.

49. Maskelyne's last rule to compute the distance of the Moon from a star by spherical trigonometry, 22 March 1810.

50. Endorsement of Mayer's method in calculating solar eclipses, 5 January 1811.

51. Notification that Maskelyne is very ill, from his daughter Margaret Maskelyne, 7 February 1811.

52. Enquiry from Margaret Maskelyne over the amount due to Andrews, 6 March 1811.

53. Payment of £7 0s 2d by Margaret Maskelyne, 8 March 1811.

Indexed