- Autograph Letter Signed
- Industry
- President
- Signed By
- Andrew Wyeth (3)
- Brigham Young (2)
- Clara Barton (6)
- Cole Younger (2)
- Daniel Webster (2)
- Felix Frankfurter (2)
- Henry Miller (2)
- Ira Gershwin (3)
- James Buchanan (2)
- John Hancock (2)
- Marc Chagall (2)
- Marcus Garvey (2)
- P.t. Barnum (7)
- Robert E. Peary (3)
- Ronald Reagan (2)
- Rutherford B. Hayes (3)
- Salmon P. Chase (2)
- Samuel L. Clemens (8)
- Shirley Chisholm (2)
- William O. Douglas (2)
- Other (304)