| Sinclair, Robert A.; 1945 Red Book; 1945 | 1945 Red Book | 1945-00-00 | JOHNSTOWN | Captain |
| Sinclair, Robert A.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | WILLIAM H. DONNER | Captain |
| Sinclair, Robert A.; 1948 Red Book; 1948 | 1948 Red Book | 1948-00-00 | WILLIAM H. DONNER | Captain |
| Sinclair, Robert A.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | WILLIAM H. DONNER | Captain |
| Sinclair, Robert A.; 1950 Red Book; 1950 | 1950 Red Book | 1950-00-00 | WILLIAM H. DONNER | Captain |
| Sinclair, Robert A.; 1952 Red Book; 1952 | 1952 Red Book | 1952-00-00 | LACKAWANNA | Captain |
| Sinclair, Robert A.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | EDWARD Y. TOWNSEND | Captain |
| Sinclair, Robert A.; 1954 Red Book; 1954 | 1954 Red Book | 1954-00-00 | EDWARD Y. TOWNSEND | Captain |
| Sinclair, Robert A.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | EDWARD Y. TOWNSEND | Captain |
| Sinclair, Robert A.; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | BETHLEHEM | Captain |
| Sinclair, Robert A.; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | BETHLEHEM | Captain |
| Sinclair, Robert A.; 1958 Red Book; 1958 | 1958 Red Book | 1958-00-00 | BETHLEHEM | Captain |
| Sinclair, Robert A.; 1959 Red Book; 1959 | 1959 Red Book | 1959-00-00 | STEELTON | Captain |
| Sinclair, Robert A.; 1960 Red Book; 1960 | 1960 Red Book | 1960-00-00 | STEELTON | Captain |
| Sinclair, Robert A.; 1963 Red Book; 1963 | 1963 Red Book | 1963-00-00 | SPARROWS POINT | Captain |
| Sinclair, Robert A.; Great Lake Review 3/43; 1943 | Great Lake Review 3/43 | 1943-00-00 | LACKAWANNA | First Mate |
| Sinclair, Robert A.; Great Lakes News 4/40; 1940 | Great Lakes News 4/40 | 1940-00-00 | LACKAWANNA | First Mate |
| Sinclair, Robert A.; Great Lakes News 5/43; 1943 | Great Lakes News 5/43 | 1943-00-00 | LACKAWANNA | First Mate |
| Sinclair, Robert A.; Great Lakes Review 4/51; 1951 | Great Lakes Review 4/51 | 1951-00-00 | LACKAWANNA | Captain |
| Sinclair, Robert A.; Great Lakes Review, 5/46; 1946 | Great Lakes Review, 5/46 | 1946-00-00 | WILLIAM H. DONNER | Captain |
| Sinclair, Robert A.; LCA Bulletin 7/23; 1923 | LCA Bulletin 7/23 | 1923-00-00 | JOHN B. COWLE | Wheelsman |
| Sinclair, Robert A.; LCA/GLPA Bulletin, November, 1940 | LCA/GLPA Bulletin, November, 1940 | 1940-00-00 | LACKAWANNA | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | JOYLAND | deckhand |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | LANDBO | watchman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | TURRET CAPE | watchman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | GLENFINNAN | deckhand |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | TURRET CAPE | watchman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | LANDBO | watchman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | LANDBO | coalpasser |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | PRICE MCKINNEY | watchman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | PRICE MCKINNEY | deckhand |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | G. A. TOMLINSON | watchman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | PRICE MCKINNEY | deckhand |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | WILLIAM C. AGNEW | deckwatch |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | VENUS | Wheelsman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | WILLIAM C. AGNEW | Wheelsman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | LUPUS | Wheelsman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | JAY C. MORSE | Wheelsman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | LAGONDA | Wheelsman |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | POWELL STACKHOUSE | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | JOSEPH WOOD | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | J. J. TURNER | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | J. J. TURNER | Boatswain |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | EDWARD N. SAUNDERS JR. | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | F. A. BAILEY | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | F. A. BAILEY | First Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | | Second Mate |
| Sinclair, Robert A.; R. A. Sinclair | R. A. Sinclair | | STEELTON | First Mate |