146 letters, most of them replies to invitations to dinner, with a few concerning arrangements to stay in rooms in College for the night, sent to the Master and Fellows of Trinity College, or specifically to Henry Montagu Butler, John Walton Capstick, Hugh McLeod Innes, or William Aldis Wright. An original letter of invitation may be found as part of item 65.
Thirteen of the letters concern other matters related to Trinity College business, as described below.
Items 9-11: Blomfield, Sir Arthur William. Asks to use the College Hall for lunch for the Royal Academy Club annual excursion, June 1899
Item 19: Dalzell, Robert Harris Carnwath, 11th Earl of Carnwath. 7 Jan. 1899. Remittance for fees, deducting a fine incurred by his son which should be paid for by the culprit
Item 40: Devonshire, Duke of. Undated. Contribution to the Trinity College, Cambridge Mission Appeal.
Items 61-62: Jebb, Sir Richard Claverhouse. 1896, 1898. Encloses payment for his subscription to the Trinity College Mission and the Cambridge House
Item 84: Parry, Sir Charles Hubert Hastings, 1st Baronet. 1898. Encloses payment for dues
Items 100-101: Sidgwick, Eleanor Mildred. 25 Mar. and 1 May 1899, encloses lists of students and other women from Newnham who would like to attend the Rayleigh lecture
Item 108: Stanton, Vincent Henry. 3 Sept. n.y. Concerning the opening times of the Trinity College Library
Item 123: Webster, Richard Everard, 1st Viscount Alverstone. 19 July 1897. Encloses cheque for subscription.
Item 125: Westlake, John. 28 Nov. 1898. To Capstick, asks for questions from the General Question paper
One letter appears to be personal, not Trinity College business: item 90, sent to John William Capstick by Georg Hermann Quincke 15 July 1896, who writes about electric currents, citing articles, and describing his overcrowded laboratory (in German).