Official papers on the Visitation, 1864, and requests from Airy to copy the minutes of the last meeting of the Board of Visitors. The papers date from 1864 to 1865.

Correspondence about the interference of a passing railway with the organisation of the Royal Observatory, 1865, including a copy of the half-yearly South Eastern Railway Report of the Directors, 31 August 1865.

Letters concerning the death of Professor S.H. Christie, 1865.

Letters concerning the appointment of Dr J.T.R. Robinson as a Visitor, 1865.

Letters relating to the Visitation of the Royal Observatory by the Board of Visitors, 3 June 1865.

Correspondence regarding the appointment of Professor B. Price as a Visitor in place of Admiral Smyth, 1865.

Address of the Astronomer Royal to the members of the Board of Visitors regarding new collimators for the transit circle, 1865.

Letters concerning the appointment of Professor R. Willis as Visitor in place of Dr W. Whewell, 1866.

Letters relating to the Visitation of the Royal Observatory by the Board of Visitors, 2 June 1866.

Letters concerning the appointment of Professor A. Cayley as Visitor in place of Sir G. Everest, 1866.

Letters relating to the Visitation of the Royal Observatory by the Board of Visitors, 1 June 1867.

Letters concerning the appointment of the Revd C. Pritchard as Visitor in place of Lord Wrottesley, 1867.

Letters concerning the appointment of W. Spottiswoode as Visitor in place of the Earl of Rosse, 1867.

Report of the Astronomer Royal to the Board of Visitors, 4 June 1864.

Report of the Astronomer Royal to the Board of Visitors, 3 June 1865.

Report of the Astronomer Royal to the Board of Visitors 2 June 1866, including a table of the revolutions of the vane of Osler's anemometer in each year, 1841-1865.

Report of the Astronomer Royal to the Board of Visitors, 1 June 1867.

Correspondence concerning the printing and distribution of reports for the years 1864-1867.

Correspondence concerning the Visitation Dinners, 1864-1867, with lists of Visitors for 1864
and 1867.