The Lafayette mss. II, 1774-1957, are individual letters and documents relating to the Marquis de Lafayette, Marie Joseph Paul Yves Roch Gilbert du Motier, 1757-1834, general, which have been acquired from several sources.
The Ege mss. II, 1240-1923, consists of Otto Ege's Original Leaves from Famous Books - Eight Centuries portfolio of leaves collected from books deemed historically significant.
The Pitt/Hollis mss., 1773-1894, consist of correspondence between William Pitt the Elder and Thomas Hollis, as well as letters from Lady Hester Pitt to Hollis.
The Blair, M.A.I. mss., 1684-1897, consists of letters and documents collected by art collector and benefactor Mary Anne Italia Mitchell Blair, 1855-1940.