The contents are as follows:
Miscellaneous prospectuses, accounts, memoranda, booklists, and business papers, 1787-1821, of and concerning John Rennie, including those relating to the winding up of Rennie's affairs at his death (MS.19930);
Inventory, 1821, of plenishing (excluding books) of John Rennie's house in Stamford Street. (MS.19931);
Letters, 1779-1821, chiefly to and of John Rennie (MS.19932).