| Earnshaw, R. J.; 1952 Red Book; 1952 | 1952 Red Book | 1952-00-00 | TRENT | Chief Engineer |
| Earnshaw, R. J.; 1953 Red Book; 1953 | 1953 Red Book | 1953-00-00 | TRENT | Chief Engineer |
| Earnshaw, R. J.; 1955 Red Book; 1955 | 1955 Red Book | 1955-00-00 | TRENT | Chief Engineer |
| Earnshaw, R. J.; 1956 Red Book; 1956 | 1956 Red Book | 1956-00-00 | TRENT | Chief Engineer |
| Earnshaw, R. J.; 1957 Red Book; 1957 | 1957 Red Book | 1957-00-00 | TRENT | Chief Engineer |
| Earnshaw, R. J.; 1959 Red Book; 1959 | 1959 Red Book | 1959-00-00 | TRENT | Chief Engineer |
| Earnshaw, R. J.; 1960 Red Book; 1960 | 1960 Red Book | 1960-00-00 | TRENT | Chief Engineer |