| 1950 Callahan HOF 9 Card Collection - ALL PSA GRADED |
| 1950 Callahan HOF Jack Chesbro PSA NM-MT 8 |
| 1950 Callahan Ty Cobb PSA 7! Key Card! |
| 1950 callahan HOF morgan g bulkeley NM+ psa 7. 5 |
| 1950 Callahan HOF Johnny Evers PSA 7 |
| 1950 CALLAHAN ALEXANDER CARTWRIGHT PSA 8-TOUGH CARD! |
| 1950 Callahan Jim O'rourke PSA 8! |
| 1950 Callahan Hugh Duffy PSA 7! |
| 1950 Callahan Pie Traynor PSA 8! |
| 1950 Callahan Joe McGinitty PSA 8! |
| 1950 Callahan Mel Ott PSA 8! Centered! SP |
| 1950 Callahan Johhny Evers PSA 8! |
| 1950 Callahan Lou Gherig PSA 7! |
| 1950 Callahan HOF Cy Young PSA 7! Key card! |
| 1950 Callahan HOF Connie Mack PSA 7 (1 of 13) |
| 1950 Callahan HOF Cochran Incorrect n PSA 7! |
| 1950 CALLAHAN CARD PSA 7 NR - MINT CY YOUNG |
| 1950 Callahan George Wright PSA 8! |
| 1950 Callahan Hughey Jennings PSA 8! |
| 1950 Callahan Buck Ewing PSA 8! |
| 1950 CALLAHAN CHARLES GEHRINGER PSA 8-TOUGH CARD! |
| 1950 Callahan HOF Herb Pennock PSA NM-MT 8 |
| 1950 Callahan HOF Al Simmons PSA 6! Tough SP! |
| 1950 Callahan HOF Tris Speaker PSA NM-MT 8 |
| 1950 Callahan Edward Barrow PSA 6! Tough SP! |
| 1950 Callahan HOF Mathewson PSA 6! |
| 1950 Callahan Eddie Plank PSA 8! |
| 1950 Callahan Kenesaw Landis PSA 8! |
| 1950 Callahan HOF Charles Radbourne PSA NM-MT 8 |
| 1950 Callahan HOF Jimmie Foxx PSA NM-MT 8 |
| 1950 Callahan HOF Ban Johnson PSA NM-MT 8 |
| 1950 Callahan HOF Walter Johnson PSA 8 |
| 1950 Callahan HOF Albert B Chandler PSA 6 Well Centered |
| 1950 Callahan Rogers Hornsby PSA 7.5 NM+!! |
| 1950 Callahan Rube Waddell PSA 8! |
| 1950 callahan HOF alexander cartwright near mint psa 7 |
| 1950 Callahan HOF Frank Frisch PSA NM-MT 8 |
| 1950 Callahan HOF Harry Heilmann Complete Frame PSA 7 |
| 1950 Callahan John McGraw PSA 7! |
| 1950 CALLAHAN PSA 8 NM - MINT TRIS SPEAKER |
| 1950 Callahan HOF Frank Frisch PSA 8 |
| 1950 Callahan HOF Hans Wagner PSA 6! Key card! |
| 1950 Callahan HOF Pie Traynor PSA NM-MT 8 |
| 1950 Callahan HOF Dan Brouthers PSA NM-MT 8 |
| 1950 CALLAHAN PSA 9 MINT !! JOHN MCGRAW (1 OF 7) |
| 1950 Callahan Frank Frisch PSA 8! |
| 1950 Callahan Bill Terry PSA 7! Tough SP! |
| 1950 Callahan Mike Kelly PSA 8! |
| 1950 Callahan Johnny Evers PSA 8! |
| 1950 Callahan Bobby Wallace PSA 7! Tough SP! |
| 1950 Callahan HOF Foxx PSA 6! |
| 1950 Callahan HOF Morgan G. Bulkeley PSA NM-MT 8 |
| 1950 Callahan HOF Grover Alexander PSA NM-MT 8 |
| 1950 Callahan HOF Lefty Grove PSA NM-MT 8 |
| 1950 Callahan HOF Dizzy Dean PSA 7! Tough SP! |
| 1950 Callahan Frank Chance PSA 8! |
| 1950 Callahan Eddie Collins Eddie had Every... PSA 8! |
| 1950 Callahan Ban Johnson PSA 8 OC |