| Olsen, Alfred C. | | | | barge Captain |
| Olsen, Alfred C.; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | ALFRED KRUPP | Captain |
| Olsen, Alfred C.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | 137 | Captain |
| Olsen, Alfred C.; 1926 Red Book | 1926 Red Book | | W. LE BARON JENNEY | Captain |
| Olsen, Alfred C.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | W. LE BARON JENNEY | Captain |
| Olsen, Alfred C.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | MAIA | Captain |
| Olsen, Alfred C.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | MAIA | Captain |
| Olsen, Alfred C.; 1936 Red Book; 1936 | 1936 Red Book | 1936-00-00 | JOHN A. ROEBLING | Captain |
| Olsen, Alfred C.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | JOHN A. ROEBLING | Captain |
| Olsen, Alfred C.; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | JOHN A. ROEBLING | Captain |
| Olsen, Alfred C.; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | JOHN A. ROEBLING | Captain |
| Olsen, Alfred C.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | JOHN A. ROEBLING | Captain |
| Olsen, Alfred C.; Great Lakes Blue Book 1930 | Great Lakes Blue Book 1930 | 1930-00-00 | JOHN A. ROEBLING | Captain |
| Olsen, Alfred C.; Great Lakes News 6/43; 1943 | Great Lakes News 6/43 | 1943-00-00 | JOHN A. ROEBLING | Captain |