| Duckwitz, A. H.; 1930 Red Book; 1930 | 1930 Red Book | 1930-00-00 | MAGNA | Captain |
| Duckwitz, A. H.; 1937 Blue Book; 1937 | 1937 Blue Book | 1937-00-00 | JOHN W. GATES | First Mate |
| Duckwitz, A. H.; 1941 Great Lakes Blue Book (?); 1941 | 1941 Great Lakes Blue Book (?) | 1941-00-00 | PETER A. B. WIDENER | First Mate |
| Duckwitz, A. H.; 1949 Blue Book; 1949 | 1949 Blue Book | 1949-00-00 | HENRY H. ROGERS | First Mate |
| Duckwitz, A. H.; Great Lakes News 2/21; 1921 | Great Lakes News 2/21 | 1921-00-00 | SAMUEL F. B. MORSE | Second Mate |
| Duckwitz, A. H.; Great Lakes News 4/44; 1944 | Great Lakes News 4/44 | 1944-00-00 | WILLIAM J. OLCOTT | First Mate |
| Duckwitz, A. H.; Great Lakes News 6/43; 1943 | Great Lakes News 6/43 | 1943-00-00 | WILLIAM J. OLCOTT | First Mate |
| Duckwitz, A. H.; Pittsburgh Revised Line Up, 5/16; 1916 | Pittsburgh Revised Line Up, 5/16 | 1916-00-00 | HENRY H. ROGERS | Third Mate |
| Duckwitz, A. H.; R. A. Phillips Collection | R. A. Phillips Collection | | JAMES J. HILL | First Mate |
| Duckwitz, A. H.; R. A. Phillips Collection | R. A. Phillips Collection | | WILLIAM J.FILBERT | First Mate |
| Duckwitz, A. H.; R. A. Phillips Collection | R. A. Phillips Collection | | GEORGE F. BAKER | First Mate |
| Duckwitz, A. H.; R. A. Phillips Collection | R. A. Phillips Collection | | WILLIAM J. OLCOTT | First Mate |
| Duckwitz, A. H.; R. A. Phillips Collection | R. A. Phillips Collection | | WILLIAM J. OLCOTT | First Mate |
| Duckwitz, A. H.; USS Forward End & Cook Assignments, March 9 | USS Forward End & Cook Assignments, March 9 | | HENRY H. ROGERS | First Mate |
| Duckwitz, A. H.; USS Forward End Officers, 8/13 | USS Forward End Officers, 8/13 | | ELBERT H. GARY | First Mate |
| Duckwitz, A. H.; USS Forward Officer Assignments, April | USS Forward Officer Assignments, April | | ELBERT H. GARY | First Mate |