| Backman, Carl A.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | ODANAH | Chief Engineer |
| Backman, Carl A.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | AMASA STONE | Chief Engineer |
| Backman, Carl A.; 1943 Red Book; 1943 | 1943 Red Book | 1943-00-00 | AMASA STONE | Chief Engineer |
| Backman, Carl A.; 1945 Red Book; 1945 | 1945 Red Book | 1945-00-00 | AMASA STONE | Chief Engineer |
| Backman, Carl A.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | COLONEL JAMES PICKANDS | Chief Engineer |
| Backman, Carl A.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; 1950 Red Book; 1950 | 1950 Red Book | 1950-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; 1954 Red Book; 1954 | 1954 Red Book | 1954-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; Great Lakes News 12/44; 1944 | Great Lakes News 12/44 | 1944-00-00 | AMASA STONE | Chief Engineer |
| Backman, Carl A.; Great Lakes News 8/46; 1946 | Great Lakes News 8/46 | 1946-00-00 | COLONEL JAMES PICKANDS | Chief Engineer |
| Backman, Carl A.; Interlake Log Fall 1983 | Interlake Log Fall 1983 | 1983-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; Interlake Log May 1957 | Interlake Log May 1957 | 1957-00-00 | JAMES H. REED | |
| Backman, Carl A.; Interlake Log May 1957 | Interlake Log May 1957 | 1957-00-00 | E. A. S. CLARKE | Second Assistant |
| Backman, Carl A.; Interlake Log May 1957 | Interlake Log May 1957 | 1957-00-00 | AMASA STONE | Chief Engineer |
| Backman, Carl A.; Interlake Log October-November 1951 | Interlake Log October-November 1951 | 1951-00-00 | C. S. ROBINSON | Chief Engineer |
| Backman, Carl A.; Interlake Log October-November 1951 | Interlake Log October-November 1951 | 1951-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; Interlake Log, 1952 | Interlake Log, 1952 | 1952-00-00 | YOUNGSTOWN | Chief Engineer |
| Backman, Carl A.; LCA Bulletin 5/21; 1921 | LCA Bulletin 5/21 | 1921-00-00 | INDUS | First Assistant |