Collection
- Gough family papers, 1804-1926 (majority within 1860-1901)1
- Grosvenor L. Townsend Scrapbooks, 1893-19101
- Henry Clinton papers, 1736-18501
- Henry Yates Thompson papers, 1863-19281
- Historical Views of Malden Album, 1852-1939 (majority within 1860-1900)1
- Horace Miner collection, 1941-1992 (majority within 1941-1945)1
- Hudson's Bay Company papers, 1775-1914 (majority within 1775-ca. 1790)1
- James O. Gawne report book, 1905-19061
- John Francis diary: Log Brig Mercury, 17911
- John Graves Simcoe papers, 1774-1824 (majority within 1774-1804)1
- Laurence Barrett family papers, 1902, 1937-2004 (majority within 1938-1945)1
- Liberty Bell Tour Photograph Album, 19151
- Louisbourg Siege collection, 1745-17461
- McKelligett family scrapbooks, 1922-19241
- Paul A. Meunier Photograph Albums, 1942-19491
- Pulteney Malcolm papers, 1812-1837 (majority within 1814-1817)1
- Richard Washington notes, Written in Daniel Fenning's A New System of Geography, 1771-17901
- Roland F. Kerner papers, 1942-19461
- Russell A. Alger family papers, 1842-1975 (majority within 1863-1865, 1888-1945)1
- Samuel Williams papers, 1814-18561