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).
Schematic drawing showing two cross-sectional views of a mechanical component.
| Identifier | ExFiles\Box 16\4\ Scan043 | |
| Date | 17th November 1928 guessed | |
| N Sch 2635- s c d | ||