- Boyers Morgan Clark, Compiler, Genealogy Records, 1660/19551
- Bradley T. Johnson Papers
1676-19371
- Brafferton Estate Collection, 1691/19351
- C. Harrison Mann, Jr. map collection, 1579/19611
- Carol R. Lubin papers, 1960/19811
- Channing Moore Hall Papers, 1920/1953, bulk 1930/19531
- Charles Campbell Papers, 1743/18961
- Charles Shetler, Curator and Historian, Papers, 1700/19651
- Chester McNerney Collection, 1290/19501
- Collection of French Language Manuscripts, 1633/1942, bulk 1633/19421
- Collection of Spanish Language Manuscripts, 1551/18581
- Cyril Wyche receipts from booksellers, 1706/17361
- Dunmore Family Papers (I) [in part photocopies], 1650/18991
- Edgar E. MacDonald papers, 1933/19931
- Elise S. Billmyer, Collector, Papers, 1636/19611