| Maedel, John; 1903 Red Book; 1903 | 1903 Red Book | 1903-00-00 | JAMES GAYLEY | Chief Engineer |
| Maedel, John; 1904 Red Book; 1904 | 1904 Red Book | 1904-00-00 | JAMES GAYLEY | Chief Engineer |
| Maedel, John; 1907 Red Book; 1907 | 1907 Red Book | 1907-00-00 | JAMES GAYLEY | Chief Engineer |
| Maedel, John; 1908 Lynn's; 1908 | 1908 Lynn's | 1908-00-00 | JAMES GAYLEY | Chief Engineer |
| Maedel, John; 1909 Red Book; 1909 | 1909 Red Book | 1909-00-00 | JAMES GAYLEY | Chief Engineer |
| Maedel, John; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | CORVUS | Chief Engineer |
| Maedel, John; Great Lakes News 11/39; 1939 | Great Lakes News 11/39 | 1939-00-00 | PERSEUS | Chief Engineer |
| Maedel, John; Great Lakes News 4/37; 1937 | Great Lakes News 4/37 | 1937-00-00 | JAMES A. CAMPBELL | First Assistant |