| Dowd, Charles F.; 1910 Red Book; 1910 | 1910 Red Book | 1910-00-00 | SINALOA | Chief Engineer |
| Dowd, Charles F.; 1912 Red Book; 1912 | 1912 Red Book | 1912-00-00 | SYLVANIA | Chief Engineer |
| Dowd, Charles F.; 1913 Red Book; 1913 | 1913 Red Book | 1913-00-00 | SAXONA | Chief Engineer |
| Dowd, Charles F.; 1914 Red Book; 1914 | 1914 Red Book | 1914-00-00 | RUFUS P. RANNEY | Chief Engineer |
| Dowd, Charles F.; 1917 Red Book; 1917 | 1917 Red Book | 1917-00-00 | P. P. MILLER | Chief Engineer |
| Dowd, Charles F.; 1918 Red Book; 1918 | 1918 Red Book | 1918-00-00 | P. P. MILLER | Chief Engineer |
| Dowd, Charles F.; 1919 Red Book; 1919 | 1919 Red Book | 1919-00-00 | P. P. MILLER | Chief Engineer |
| Dowd, Charles F.; 1920 Red Book; 1920 | 1920 Red Book | 1920-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1921 Red Book; 1921 | 1921 Red Book | 1921-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1922 Red Book; 1922 | 1922 Red Book | 1922-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1923 Red Book; 1923 | 1923 Red Book | 1923-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1926 Red Book | 1926 Red Book | | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | G. J. GRAMMER | Chief Engineer |
| Dowd, Charles F.; 1930 Red Book; 1930 | 1930 Red Book | 1930-00-00 | STEPHEN M. CLEMENT | Chief Engineer |
| Dowd, Charles F.; 1931 Red Book; 1931 | 1931 Red Book | 1931-00-00 | STEPHEN M. CLEMENT | Chief Engineer |
| Dowd, Charles F.; 1936 Red Book; 1936 | 1936 Red Book | 1936-00-00 | HARRY YATES | Chief Engineer |
| Dowd, Charles F.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | HARRY YATES | Chief Engineer |
| Dowd, Charles F.; 1938 Red Book; 1938 | 1938 Red Book | 1938-00-00 | HARRY YATES | Chief Engineer |
| Dowd, Charles F.; 1939 Red Book; 1939 | 1939 Red Book | 1939-00-00 | JOHN J. BOLAND | Chief Engineer |
| Dowd, Charles F.; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | THUNDER BAY QUARRIES | Chief Engineer |
| Dowd, Charles F.; 1942 Red Book; 1942 | 1942 Red Book | 1942-00-00 | THUNDER BAY QUARRIES | Chief Engineer |
| Dowd, Charles F.; 1943 Red Book; 1943 | 1943 Red Book | 1943-00-00 | THUNDER BAY QUARRIES | Chief Engineer |
| Dowd, Charles F.; Great Lakes News 6/40; 1940 | Great Lakes News 6/40 | 1940-00-00 | THUNDER BAY QUARRIES | Chief Engineer |
| Dowd, Charles F.; Great Lakes News 9/44; 1944 | Great Lakes News 9/44 | 1944-00-00 | THUNDER BAY QUARRIES | Chief Engineer |