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).
Complete specification drawing illustrating two cross-sectional figures of a piston component with rings.
| Identifier | ExFiles\Box 140\4\ scan0277 | |
| Date | 21th July 1931 guessed | |
| 351,726 COMPLETE SPECIFICATION 1 SHEET Fig.1. 11 3 1 7 x 8 5 4 6 2 [This Drawing is a full-size reproduction of the Original] Fig.2. 11 3 1 7 8 x 5 9 10 6 2 Charles & Read Ltd. Photo Litho | ||