| Keenan, Charles; 1899 Red Book; 1899 | 1899 Red Book | 1899-00-00 | MAUTENEE | Captain |
| Keenan, Charles; 1903 Red Book; 1903 | 1903 Red Book | 1903-00-00 | MASSASOIT | Captain |
| Keenan, Charles; 1904 Red Book; 1904 | 1904 Red Book | 1904-00-00 | MASSASOIT | Captain |
| Keenan, Charles; 1907 Red Book; 1907 | 1907 Red Book | 1907-00-00 | J. I. CASE | Captain |
| Keenan, Charles; 1908 Lynn's; 1908 | 1908 Lynn's | 1908-00-00 | J. I. CASE | Captain |
| Keenan, Charles; 1910 Red Book; 1910 | 1910 Red Book | 1910-00-00 | J. I. CASE | Captain |
| Keenan, Charles; 1949 Blue Book; 1949 | 1949 Blue Book | 1949-00-00 | JAMES E. FERRIS | Second Mate |
| Keenan, Charles; Great Lakes News 5/42; 1942 | Great Lakes News 5/42 | 1942-00-00 | MARIPOSA | Second Mate |
| Keenan, Charles; Great Lakes News 7/43; 1943 | Great Lakes News 7/43 | 1943-00-00 | AMAZON | Second Mate |
| Keenan, Charles; Great Lakes Review May1945 | Great Lakes Review May1945 | 1945-00-00 | JAMES E. FERRIS | Second Mate |
| Keenan, Charles; Great Lakes Review, 5/46; 1946 | Great Lakes Review, 5/46 | 1946-00-00 | JAMES E. FERRIS | Second Mate |