| McCoag, H. L.; 1944 Red Book; 1944 | 1944 Red Book | 1944-00-00 | FAIRMOUNT | Chief Engineer |
| McCoag, H. L.; 1945 Red Book; 1945 | 1945 Red Book | 1945-00-00 | FAIRMOUNT | Chief Engineer |
| McCoag, H. L.; 1946 Red Book; 1946 | 1946 Red Book | 1946-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1948 Red Book; 1948 | 1948 Red Book | 1948-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1949 Red Book; 1949 | 1949 Red Book | 1949-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1950 Red Book; 1950 | 1950 Red Book | 1950-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1951 Red Book; 1951 | 1951 Red Book | 1951-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1952 Red Book; 1952 | 1952 Red Book | 1952-00-00 | BATTLEFORD | Chief Engineer |
| McCoag, H. L.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | BURLINGTON | Chief Engineer |
| McCoag, H. L.; 1954 Red Book; 1954 | 1954 Red Book | 1954-00-00 | PRESCOTT | Chief Engineer |
| McCoag, H. L.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1958 Red Book; 1958 | 1958 Red Book | 1958-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1959 Red Book; 1959 | 1959 Red Book | 1959-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1960 Red Book; 1960 | 1960 Red Book | 1960-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1961 Red Book; 1961 | 1961 Red Book | 1961-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1962 Red Book; 1962 | 1962 Red Book | 1962-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1963 Red Book; 1963 | 1963 Red Book | 1963-00-00 | DONNACONA | Chief Engineer |
| McCoag, H. L.; 1965 Red Book; 1965 | 1965 Red Book | 1965-00-00 | COVERDALE | Chief Engineer |
| McCoag, H. L.; 1966 Red Book; 1965 | 1966 Red Book | 1965-00-00 | COVERDALE | Chief Engineer |
| McCoag, H. L.; 1967 Red Book; 1967 | 1967 Red Book | 1967-00-00 | COVERDALE | Chief Engineer |
| McCoag, H. L.; 1968 Red Book; 1968 | 1968 Red Book | 1968-00-00 | COVERDALE | Chief Engineer |
| McCoag, H. L.; 1969 Red Book; 1969 | 1969 Red Book | 1969-00-00 | COVERDALE | Chief Engineer |
| McCoag, H. L.; 1970 Red Book; 1970 | 1970 Red Book | 1970-00-00 | SIR JAMES DUNN | Chief Engineer |
| McCoag, H. L.; 1971 Red Book; 1971 | 1971 Red Book | 1971-00-00 | SIR JAMES DUNN | Chief Engineer |