| Cowles, William J.; 1899 Red Book; 1899 | 1899 Red Book | 1899-00-00 | RHODA STEWART | Captain |
| Cowles, William J.; 1900 Red Book; 1900 | 1900 Red Book | 1900-00-00 | RHODA STEWART | Captain |
| Cowles, William J.; 1902 Red Book; 1902 | 1902 Red Book | 1902-00-00 | RHODA STEWART | Captain |
| Cowles, William J.; 1903 Red Book; 1903 | 1903 Red Book | 1903-00-00 | RHODA STEWART | Captain |
| Cowles, William J.; 1904 Red Book; 1904 | 1904 Red Book | 1904-00-00 | RHODA STEWART | Captain |
| Cowles, William J.; 1907 Red Book; 1907 | 1907 Red Book | 1907-00-00 | PORTAGE | Captain |
| Cowles, William J.; 1909 Red Book; 1909 | 1909 Red Book | 1909-00-00 | LINDEN | Captain |
| Cowles, William J.; 1910 Red Book; 1910 | 1910 Red Book | 1910-00-00 | LINDEN | Captain |
| Cowles, William J.; 1911 Red Book; 1911 | 1911 Red Book | 1911-00-00 | LINDEN | Captain |
| Cowles, William J.; 1912 Red Book; 1912 | 1912 Red Book | 1912-00-00 | LINDEN | Captain |
| Cowles, William J.; 1913 Red Book; 1913 | 1913 Red Book | 1913-00-00 | LINDEN | Captain |
| Cowles, William J.; 1914 Red Book; 1914 | 1914 Red Book | 1914-00-00 | LINDEN | Captain |
| Cowles, William J.; 1915 Red Book; 1915 | 1915 Red Book | 1915-00-00 | LINDEN | Captain |
| Cowles, William J.; 1916 Green's | 1916 Green's | | LINDEN | Captain |
| Cowles, William J.; 1918 Red Book; 1918 | 1918 Red Book | 1918-00-00 | C. H. BRADLEY | Captain |
| Cowles, William J.; 1919 Red Book; 1919 | 1919 Red Book | 1919-00-00 | C. H. BRADLEY | Captain |
| Cowles, William J.; 1937 Blue Book; 1937 | 1937 Blue Book | 1937-00-00 | WILLIAM R. LINN | Second Mate |
| Cowles, William J.; 1941 Great Lakes Blue Book (?); 1941 | 1941 Great Lakes Blue Book (?) | 1941-00-00 | WILLIAM B. SCHILLER | Second Mate |
| Cowles, William J.; Great Lakes News 6/43; 1943 | Great Lakes News 6/43 | 1943-00-00 | RALPH H. WATSON | Second Mate |
| Cowles, William J.; Great Lakes Review. 1944 | Great Lakes Review. 1944 | 1944-00-00 | BENJAMIN F. FAIRLESS | Second Mate |
| Cowles, William J.; Pittsburgh Revised Line Up, 5/16; 1916 | Pittsburgh Revised Line Up, 5/16 | 1916-00-00 | GEORGE F. BAKER | Wheelsman |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | ORLANDO M. POE | Third Mate |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | D. G. KERR | Watchman |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | MYRON C. TAYLOR | Third Mate |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | J. P. MORGAN JR. | Second Mate |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | RICHARD V. LINDABURY | Second Mate |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | WILLIAM J. FILBERT | Second Mate |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | BENJAMIN F. FAIRLESS | Second Mate |
| Cowles, William J.; R. A. Phillips Collection | R. A. Phillips Collection | | BENJAMIN F. FAIRLESS | Second Mate |
| Cowles, William J.; USS Forward Officer Assignments, April | USS Forward Officer Assignments, April | | BENJAMIN F. FAIRLESS | Second Mate |