| Crawford, L. L.; 1924 Red Book; 1924 | 1924 Red Book | 1924-00-00 | SARNIA | Chief Engineer |
| Crawford, L. L.; 1925 Red Book; 1925 | 1925 Red Book | 1925-00-00 | SARNIA CITY | Chief Engineer |
| Crawford, L. L.; 1926 Red Book | 1926 Red Book | | SARNIA CITY | Chief Engineer |
| Crawford, L. L.; 1927 Red Book; 1927 | 1927 Red Book | 1927-00-00 | SARNIA CITY | Chief Engineer |
| Crawford, L. L.; 1928 Red Book; 1928 | 1928 Red Book | 1928-00-00 | SARNIA CITY | Chief Engineer |
| Crawford, L. L.; 1929 Red Book; 1929 | 1929 Red Book | 1929-00-00 | SARNIA CITY | Chief Engineer |
| Crawford, L. L.; 1933 Red Book; 1933 | 1933 Red Book | 1933-00-00 | RALPH GILCHRIST | Chief Engineer |
| Crawford, L. L.; 1935 Red Book; 1935 | 1935 Red Book | 1935-00-00 | RALPH GILCHRIST | Chief Engineer |
| Crawford, L. L.; 1936 Red Book; 1936 | 1936 Red Book | 1936-00-00 | RALPH GILCHRIST | Chief Engineer |
| Crawford, L. L.; 1937 Red Book; 1937 | 1937 Red Book | 1937-00-00 | MATHEWSON | Chief Engineer |
| Crawford, L. L.; 1938 Red Book; 1938 | 1938 Red Book | 1938-00-00 | MATHEWSTON | Chief Engineer |
| Crawford, L. L.; 1939 Red Book; 1939 | 1939 Red Book | 1939-00-00 | MATHEWSTON | Chief Engineer |
| Crawford, L. L.; 1940 Red Book; 1940 | 1940 Red Book | 1940-00-00 | VALLEY CAMP | Chief Engineer |
| Crawford, L. L.; 1941 Red Book; 1941 | 1941 Red Book | 1941-00-00 | VALLEY CAMP | Chief Engineer |
| Crawford, L. L.; 1944 Red Book; 1944 | 1944 Red Book | 1944-00-00 | BAYFAX | Chief Engineer |
| Crawford, L. L.; 1945 Red Book; 1945 | 1945 Red Book | 1945-00-00 | BAYFAX | Chief Engineer |
| Crawford, L. L.; 1946 Red Book; 1946 | 1946 Red Book | 1946-00-00 | CHARLES R. HUNTLEY | Chief Engineer |
| Crawford, L. L.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | CHARLES R. HUNTLEY | Chief Engineer |
| Crawford, L. L.; 1948 Red Book; 1948 | 1948 Red Book | 1948-00-00 | CHARLES R. HUNTLEY | Chief Engineer |
| Crawford, L. L.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | CHARLES R. HUNTLEY | Chief Engineer |
| Crawford, L. L.; 1950 Red Book; 1950 | 1950 Red Book | 1950-00-00 | CHARLES R. HUNTLEY | Chief Engineer |
| Crawford, L. L.; 1951 Red Book; 1951 | 1951 Red Book | 1951-00-00 | CHARLES R. HUNTLEY | Chief Engineer |
| Crawford, L. L.; 1952 Red Book; 1952 | 1952 Red Book | 1952-00-00 | JOHN ERICSSON | Chief Engineer |
| Crawford, L. L.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | JOHN ERICSSON | Chief Engineer |
| Crawford, L. L.; 1954 Red Book; 1954 | 1954 Red Book | 1954-00-00 | JOHN ERICSSON | Chief Engineer |
| Crawford, L. L.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | JOHN ERICSSON | Chief Engineer |
| Crawford, L. L.; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | JOHN ERICSSON | Chief Engineer |
| Crawford, L. L.; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | JOHN ERICSSON | Chief Engineer |
| Crawford, L. L.; 1958 Red Book; 1958 | 1958 Red Book | 1958-00-00 | HOWARD L. SHAW | Chief Engineer |