The Handley mss., 1862-1908, consists of the correspondence and papers of the family of Jesse Handley, 1803-1889, of White Oak Springs, Buckhorn Township, Brown County, Illinois.
The Hammond mss., 1812-1952, consists of a letter of marque and reprisal from King George III to privateer Thomas Hocquard and related materials created and collected by H. H. Hammond.
The Hambrecht mss., 1860-1940, consists of typewritten copies of correspondence of educator and Lincolniana collector George Philip Hambrecht, 1871-1943.
The W.H. Harrison mss. II, 1794-1834, consists of letters and papers, of William Henry Harrison, 1773-1841, territorial governor of Indiana and ninth president of the United States.
The Eastman, A.F. mss., 1896-1956, consists of the correspondence of Anstice Ford Eastman, 1878-1937, surgeon, with his mother, Annis Bertha (Ford) Eastman, 1852-1910, minister; his father, Samuel Elijah Eastman, 1846-1925, clergyman; his sister, Crystal Eastman, 1881-1928, lawyer; and his brother, Max Eastman, 1882-1969, author.