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 eight design variations for an engine induction system.
| Identifier | ExFiles\Box 93\2\ scan0061 | |
| Date | 6th July 1935 guessed | |
| 1 17° CARBS 1 2 3 4 5 6 WATER HOT SPOT 2 1 2 3 4 5 6 3 1 2 3 4 5 6 4 1 2 3 4 5 6 5 17° 1 2 3 4 5 6 6 17° 1 2 3 4 5 6 7 17° 1 2 3 4 5 6 8 1 2 3 4 5 6 INDUCTION SYSTEM DEVELOPMENT. | ||