Catalogue for 1864, with additions to 1875.

A catalogue of instruments and furniture belonging to the Royal Observatory, dated 4 June 1864, with lists of additions to 1875.

Correspondence, 1872-1873, concerning the receipt of presents sent to the Royal Observatory in 1873.

Correspondence concerning the offer to the Royal Observatory of Professor Mendeleeff's (sic) differential barometer, 1873.

Correspondence, 1873-1875, concerning the receipt of presents sent to the Royal Observatory in 1874 and 1875.

Letters regarding loans to the Royal Observatory of the Kew Photoheliograph, W. Spottiswoode's spectroscope and a book from the Naval College, 1874.

Correspondence from the Astronomer Royal to Professor J.F.W. Herschel and Professor C. Pritchard, 1874, offering them one or more of A.S. Herschel's reflecting telescope stands.

Letters, 1875, concerning the delivery of presents sent to the Meteorological Office, namely numbers 5, 18 and 50 of the Weekly Meteorological Report, 1874.

Letters concerning the delivery of presents to the Cambridge Observatory, namely certain duplicates from the Royal Observatory library, 1875.

Letters regarding loans from the Royal Observatory and returns, 1873-1875.

'Transmission of Packets through the Royal Observatory' correspondence, 1873-1874, including an address pasted onto cardboard.

Reports to the Astronomer Royal by the First Assistant on the state of the instruments, 1873-1875.

Reports and correspondence on the library, 1873-1875.

Notes and catalogues on the manuscripts, 1873-1875.