Collection
- Conrad Weiser papers 138 results
- Simon Gratz autograph collection 133 results
- Ferdinand J. Dreer autograph collection 69 results
- Chew Family papers 50 results
- Albert M. Greenfield papers 40 results
- Thomas McKean papers 29 results
- Shigezo and Sonoko Iwata papers 26 results
- Biddle family papers, 1683-1954 25 results
- Wister and Butler family papers 25 results
- Frederick C. Newhall papers 18 results
- George G. Meade collection 17 results
- James Buchanan papers 17 results
- Logan family papers 17 results
- Henry Ernest Muhlenberg papers 15 results
- Anthony Wayne papers 14 results
- The Life, Studies, and Works of Benjamin West, Esq., by John Galt in extra-illustrated form 14 results
- Cadwalader family papers 13 results
- Historical Society of Pennsylvania collection of Benjamin Franklin papers 13 results
- Joel Roberts Poinsett papers 13 results
- Athena Tacha papers 12 results
- Historical Society of Pennsylvania autograph collection 12 results
- Drayton family papers 11 results
- Jay Cooke papers 11 results
- John Rutter Brooke papers 11 results
- Am prefix collections 10 results
- Frank M. Etting collection 10 results
- Rawle family papers 10 results
- Salmon P. Chase papers 10 results
- Thomas Hutchins papers 10 results
- Batcheler, Hartshorne, and Sahlin families papers 9 results
- Gibbon family correspondence 9 results
- Abraham Lincoln collection 8 results
- Dutilh and Wachsmuth papers 8 results
- James Samuel Stemons papers 8 results
- Leon Gardiner collection of American Negro Historical Society records 8 results
- Penn family papers 8 results
- Cox-Parrish-Wharton family papers 7 results
- John Wanamaker collection 7 results
- Richard Peters papers 7 results
- Rudolf Cronau papers 7 results
- Uriah Hunt Painter papers 7 results
- Curtis family papers 6 results
- Daniel Parker papers 6 results
- Dora Kelly Lewis correspondence 6 results
- Historical Society of Pennsylvania collection of Civil War papers 6 results
- John E. Fryer papers 6 results
- Joseph and Mary Fels papers 6 results
- Thomas J. Jordan Civil War Letters 6 results
- Bergdoll family papers 5 results
- Henry G. Bryant papers 5 results more…