Janus: Airy's Transit Circle: observation and reduction ledgers and associated papers

RGO Archives/RGO 126/7 contains:
<-- See earlier
9	Notebook containing tables of ''intervals of wires of transit circle for circumpolar stars'', of ''factors for circumpolar stars'' (collimation, level, azimuth) and of ''precessions''
10	Two papers entitled ''Corrections to R[ight] A[scension] and N[orth] P[olar] D[istance] of Sirius and Procyon for Orbital Motion'', 30 October 1889; and ''Mean R[ight] A[scension] of Clock Stars for 1894'', 16 October 1893
11	The Altazimuth Department's annotated working copy of P.H. Cowell's ''Refraction Tables arranged for use at Royal Observatory, Greenwich'' (HMSO, Edinburgh 1899); together with Appendix 1 to the 1898 edition
12	''Table of Level and Azimuth Factors for every 10'' from 0° 10' to 4° and every 1' from 4° to 5°''
13	File entitled ''Mr Cullen's papers on R-D''
14	Notebook containing tables of ''Flexure''
15-16	''Determination of Personal Equations with the Hand Driven Travelling Wire Micrometer''
17	R[efelxion?] and D[irect?] observations made with the horizontal wire; together with a note about the continued use of the wire
18	File entitled ''Airy Transit Circle; Recording or Z.D. Micrometer drum''
19	Items annotated ''From the miscellaneous papers box First (and Second) Greenwich Catalogue 1925''
20-21	Draft ledger entitled ''Second Greenwich Catalogue for 1925 (1922 to 1930): Greenwich Clock Stars, 12h and 6h groups'' and associated charts
See later -->