- James Morris Whiton papers, circa 1819 -- 192983
- Missionary Research Library collection on mission work in Latin America, 1911 -- 197481
- Joseph Kingsbury Greene papers, 1857 -- 191773
- Nancy A. Hardesty papers, circa 1960 -- 200273
- Ecumenical Programs records, circa 1950 -- 199971
- Francis Brown papers, 1832 -- 194069
- Council for the Clinical Training of Theological Students records, circa 1923 -- 194966
- Near East Relief Committee records, 1904 -- 195062
- North American Academy of Ecumenists records, 1950 -- 201162
- Ann Robb Smith papers, 1970 -- 200453
- Clarence Richmond Thayer papers, 1947 -- 197453
- Henry Smith Leiper papers, 1921 -- 194953
- Aisha H. L. Al-Adawiya and Women in Islam, Inc. collection, circa 1960 -- 202052
- Frederic Mayer Bird papers, 1846 -- 191052
- Carter Heyward papers, 1967 -- 201750
- Theological Discussion Group papers, 1934 -- 196150
- YMCA and YWCA records, 1925 -- 194950
- Arthur C. McGiffert Sr. papers, 1882 -- 192649
- Josiah Strong papers, 1855 -- 196948
- Sophia Lyon Fahs papers, circa 1850 -- 198748