From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Brief memo introducing information regarding barrel steels.
| Identifier | ExFiles\Box 176\3\ img106 | |
| Date | 17th July 1940 | |
| 2a Ov. From Rm.{William Robotham - Chief Engineer} Rm.{William Robotham - Chief Engineer}2/ML.17.7.40. BARREL STEELS. ------------- Here is some information with regard to barrel steels. Rm.{William Robotham - Chief Engineer} | ||