| Slater, Harry J. | | | JOHN SHERWIN | Oiler |
| Slater, Harry J. | | | SAMUEL MATHER | Second Assistant |
| Slater, Harry J. | | | CHARLES M. SCHWAB | First Assistant |
| Slater, Harry J.; Great Lakes News 7/44; 1944 | Great Lakes News 7/44 | 1944-00-00 | JOHN SHERWIN | Oiler |
| Slater, Harry J.; Interlake Log August 1957 | Interlake Log August 1957 | 1957-00-00 | ADRIATIC | First Assistant |
| Slater, Harry J.; Interlake Log August 1957 | Interlake Log August 1957 | 1957-00-00 | PATHFINDER | First Assistant |
| Slater, Harry J.; Interlake Log May 1952 | Interlake Log May 1952 | 1952-00-00 | J. A. CAMPBELL | Second Assistant |
| Slater, Harry J.; Interlake Log October-November 1951 | Interlake Log October-November 1951 | 1951-00-00 | VERONA | Second Assistant |
| Slater, Harry J.; Interlake Log October-November 1951 | Interlake Log October-November 1951 | 1951-00-00 | SAMUEL MATHER | Third Assistant |