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).
Blueprint showing a cross-section of a mechanical assembly with part callouts.
| Identifier | ExFiles\Box 173\3\ img059 | |
| Date | 28th November 1933 guessed | |
| TG-902, TG-903, TG-904, BB, A | ||