| Grefor, Joseph C. | | | J. H. HILLMAN JR. | Captain |
| Grefor, Joseph C.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | THOMAS BRITT | Captain |
| Grefor, Joseph C.; 1939 Red Book; 1939 | 1939 Red Book | 1939-00-00 | FRANK J. PETERSON | Captain |
| Grefor, Joseph C.; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | O. S. MCFARLAND | Captain |
| Grefor, Joseph C.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | O. S. MCFARLAND | Captain |
| Grefor, Joseph C.; 1946 Red Book; 1946 | 1946 Red Book | 1946-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; 5/48 Great Lakes Review; 1948 | 5/48 Great Lakes Review | 1948-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; Great Lakes News 11/39; 1939 | Great Lakes News 11/39 | 1939-00-00 | O. S. MCFARLAND | Captain |
| Grefor, Joseph C.; Great Lakes News 2/45; 1945 | Great Lakes News 2/45 | 1945-00-00 | O. S. MCFARLAND | Captain |
| Grefor, Joseph C.; Great Lakes News 2/45; 1945 | Great Lakes News 2/45 | 1945-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; Great Lakes News 5/43; 1943 | Great Lakes News 5/43 | 1943-00-00 | O. S. MCFARLAND | Captain |
| Grefor, Joseph C.; Great Lakes Review 4/51; 1951 | Great Lakes Review 4/51 | 1951-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; Great Lakes Review 5/52; 1952 | Great Lakes Review 5/52 | 1952-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; Great Lakes Review 7/50; 1950 | Great Lakes Review 7/50 | 1950-00-00 | CHARLES W. GALLOWAY | Captain |
| Grefor, Joseph C.; LCA/GLPA Bulletin, November, 1940 | LCA/GLPA Bulletin, November, 1940 | 1940-00-00 | O. S. MCFARLAND | Captain |
| Grefor, Joseph C.; Shipmate 5/57; 1957 | Shipmate 5/57 | 1957-00-00 | | Second Mate |
| Grefor, Joseph C.; Shipmate 5/57; 1957 | Shipmate 5/57 | 1957-00-00 | CARROLLTON | Captain |
| Grefor, Joseph C.; Shipmate 5/57; 1957 | Shipmate 5/57 | 1957-00-00 | JOSEPH H. FRANTZ | Captain |
| Grefor, Joseph C.; Shipmate 5/57; 1957 | Shipmate 5/57 | 1957-00-00 | JOSEPH H. FRANTZ | Captain |
| Grefor, Joseph C.; Shipmate 5/57; 1957 | Shipmate 5/57 | 1957-00-00 | JOSEPH H. FRANTZ | Captain |
| Grefor, Joseph C.; Shipmate 5/57; 1957 | Shipmate 5/57 | 1957-00-00 | JOSEPH H. FRANTZ | Captain |