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).
Reference sheet for correspondence with Armstrong Whitworth Co. Ltd. regarding rifling and boring equipment.
| Identifier | ExFiles\Box 176\3\ img140 | |
| Date | 30th June 1940 | |
| ARMSTRONG WHITWORTH. CO.LTD., For correspondence with the above re rifling and boring equipment, see ARMSTRONG WHITWORTH FILE. FILE 2.j. 30. June. 1940 and onwards. | ||