Collection
- Hilon A. Parker family papers, 1825-1953 (majority within 1853-1911)1
- Hoit family papers, 1803-1918 (majority within 1803-1873)1
- James Hamilton papers, 1784-1866 (majority within 1784-1816)1
- James Terry family papers, 1838-1953 (majority within 1879-1894)1
- John Imlay and John Imlay, Jr. collection, 1795-1824 (majority within 1795-1801)1
- John Magee collection, 1812-1882 (majority within 1824-1860)1
- John S. Cripps collection, 1843-18771
- John Slater collection, 1808-1823, 1841-18431
- John Trumbull collection, 1768-1829 (majority within 1818-1829)1
- Jonathan Dayton family papers, 1764-18921
- Jonathan Meredith financial documents, 1784-1815 (majority within 1804)1
- Lee family papers, 1701-1936 (majority within 1728-1871)1
- Lucius Lyon papers, 1770-1934 (majority within 1833-1851)1
- Lycoming County (Pa.) Court of Oyer and Terminer and Quarter Sessions documents, 1862, 1874, 1881-19071
- Manuscript Recipe Book collection, 1793-1959 (majority within 19th century)1
- Mary Dean and Chapin Howard family collection, 1835-1909 (majority within 1869-1909)1
- Nehemiah Baden collection, 1814-1883 (majority within 1815-1823)1
- Nicholas Low collection, 1776-1863 (majority within 1776-1820)1
- Nimrod and Thomas Clark family collection, 1807-1939 (majority within 1861-1887)1
- Oliver (schooner) collection, 17761