Minutes for May Balls from 1949 to 1963, with additional reports of meetings of the Joint May Balls Committee, and a few cuttings from newspapers mentioning the Trinity May Ball. Minutes are signed by Hon. Secretaries John A. N. Graham, Roger S. Money-Kyrle, Alan F. Niekirk, George Nissen, Malcolm Gomme-Duncan, Alan C. C. Vincent with assistance from Malcolm Davidson, Russell Carver, John R W. Pardey, Peter A. Drake, Ian N. Hardy, Willie Marsden, and Martin C. Clarke.
Poster advertising the Ball to be held on 9 June 1958, featuring Nat Temple and his Orchestra under the Wren Library, with ticket information at bottom, applications to be made to R. D. Carver. Printed by Metcalfe & Co. Ltd. on white paper with black lettering.
Poster advertising the Ball to be held on 9 June 1958, featuring Nat Temple and his Orchestra under the Wren Library, with ticket information at bottom, applications to be made to R. D. Carver, with two banners pasted on to the poster, the top one obscuring the text of the bottom one and the poster beneath. The bottom banner refers to updated prices and the top one reads "Sold Out". Printed by Metcalfe & Co. Ltd. on white paper with black lettering. Banners on white paper, with black lettering, and the Sold Out banner in red lettering.