| Chrobak, Joe R.; 1941 Great Lakes Blue Book (?); 1941 | 1941 Great Lakes Blue Book (?) | 1941-00-00 | THOMAS LYNCH | Second Mate |
| Chrobak, Joe R.; Great Lakes News 4/44; 1944 | Great Lakes News 4/44 | 1944-00-00 | IRVING S. OLDS | Second Mate |
| Chrobak, Joe R.; Great Lakes News 6/43; 1943 | Great Lakes News 6/43 | 1943-00-00 | ENDERS M. VORHEES | Second Mate |
| Chrobak, Joe R.; pc Carl Koepp | pc Carl Koepp | | ENDERS M. VORHEES | Second Mate |
| Chrobak, Joe R.; Pittsburgh Revised Line Up, 5/16; 1916 | Pittsburgh Revised Line Up, 5/16 | 1916-00-00 | MYRON C. TAYLOR | Wheelsman |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | GEORGE W. PERKINS | Third Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | EUGENE P. THOMAS | Third Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | WILLIAM A. MCGONAGLE | Watchman |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | RALPH H. WATSON | Third Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | DOUGLASS HOUGHTON | Second Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | JAMES A. FARRELL | Second Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | IRVING S. OLDS | Second Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | IRVING S. OLDS | Second Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | B. F. AFFLECK | Second Mate |
| Chrobak, Joe R.; R. A. Phillips Collection | R. A. Phillips Collection | | SEWELL AVERY | Second Mate |
| Chrobak, Joe R.; USS Forward End & Cook Assignments, March 9 | USS Forward End & Cook Assignments, March 9 | | B. F. AFFLECK | Second Mate |
| Chrobak, Joe R.; USS Forward Officer Assignments, April | USS Forward Officer Assignments, April | | HORACE JOHNSON | Second Mate |