Collection
- Henry Toggenburger collection, 1885-1937 (majority within 1885)1
- Ina L. Cooper notebook, 1889-18901
- J. H. Lawson collection, 1893-18961
- James B. Gibbs lecture notebooks, 18461
- John V. Lansing papers, 1842-1917 (majority within 1842-1880)1
- Joseph Graves notebook, 1826-18551
- Joseph Patterson notebooks, 1786-18031
- Julia J. Bolton student notebook, 1852-1855 (majority within 1852)1
- L. A. Brown notebook and logbook, 1868-18691
- Letters, Documents, & Other Manuscripts, Duane Norman Diedrich collection, 1595-2007 (majority within 1719-1945)1
- Lewis Cass papers, 1774-19241
- Lila Moran student notebook, 1883-1905 (majority within 1889)1
- Lucius Lyon papers, 1770-1934 (majority within 1833-1851)1
- Lydia Brown penmanship and commonplace book, [early 19th Century]1
- Magdalena Nees notebooks, [ca. 1912]1
- Mamie P. Schultz notebook, 18911
- Manuscript Recipe Book collection, 1793-1959 (majority within 19th century)1
- Michael J. Daly notebook, 19351
- Minto-Skelton papers, 1757-1956 (majority within 1770-1900)1
- Mélange de Toutes les Couleurs Propres au Dessein du Plan manuscript, [1750-1800]1