| Fritz, William; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | WILLIAM B. DAVOCK | Chief Engineer |
| Fritz, William; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | PERSEUS | Chief Engineer |
| Fritz, William; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | JOSEPH SELLWOOD | Chief Engineer |
| Fritz, William; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | JOSEPH SELLWOOD | Chief Engineer |
| Fritz, William; 1943 Red Book; 1943 | 1943 Red Book | 1943-00-00 | JOSEPH SELLWOOD | Chief Engineer |
| Fritz, William; 1944 Red Book; 1944 | 1944 Red Book | 1944-00-00 | JOSEPH SELLWOOD | Chief Engineer |
| Fritz, William; 1946 Red Book; 1946 | 1946 Red Book | 1946-00-00 | JAY C. MORSE | Chief Engineer |
| Fritz, William; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | ROBERT HOBSON | Chief Engineer |
| Fritz, William; 5/48 Great Lakes Review; 1948 | 5/48 Great Lakes Review | 1948-00-00 | ROBERT HOBSON | Chief Engineer |
| Fritz, William; Great Lakes News 10/45; 1945 | Great Lakes News 10/45 | 1945-00-00 | JOSEPH SELLWOOD | Chief Engineer |
| Fritz, William; Great Lakes News 11/39; 1939 | Great Lakes News 11/39 | 1939-00-00 | CALUMET | Chief Engineer |
| Fritz, William; Interlake Log May 1950 | Interlake Log May 1950 | 1950-00-00 | | |
| Fritz, William; Interlake Log May 1950 | Interlake Log May 1950 | 1950-00-00 | JOSEPH SELLWOOD | First Assistant |
| Fritz, William; Interlake Log May 1950 | Interlake Log May 1950 | 1950-00-00 | HYDRUS | First Assistant |
| Fritz, William; Interlake Log May 1950 | Interlake Log May 1950 | 1950-00-00 | HYDRUS | Chief Engineer |
| Fritz, William; Interlake Log May 1950 | Interlake Log May 1950 | 1950-00-00 | ROBERT HOBSON | Chief Engineer |