| Welton, Frank; 1946 Red Book; 1946 | 1946 Red Book | 1946-00-00 | FRANK DIXON | Chief Engineer |
| Welton, Frank; 1947 Red Book; 1947 | 1947 Red Book | 1947-00-00 | FRANK DIXON | Chief Engineer |
| Welton, Frank; 1952 Red Book; 1952 | 1952 Red Book | 1952-00-00 | J. A. CORNETT | Chief Engineer |
| Welton, Frank; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | J. A. CORNETT | Chief Engineer |
| Welton, Frank; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | J. A. CORNETT | Chief Engineer |
| Welton, Frank; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | A. M. GERMAN | Chief Engineer |
| Welton, Frank; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | A. M. GERMAN | Chief Engineer |
| Welton, Frank; 1958 Red Book; 1958 | 1958 Red Book | 1958-00-00 | A. M. GERMAN | Chief Engineer |
| Welton, Frank; 1959 Red Book; 1959 | 1959 Red Book | 1959-00-00 | A. M. GERMAN | Chief Engineer |
| Welton, Frank; 1960 Red Book; 1960 | 1960 Red Book | 1960-00-00 | A. M. GERMAN | Chief Engineer |
| Welton, Frank; 1961 Red Book; 1961 | 1961 Red Book | 1961-00-00 | A. M. GERMAN | Chief Engineer |