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 cutaway view of geared components and their engagement.
| Identifier | ExFiles\Box 170\2\ img271 | |
| Date | 2nd April 1935 guessed | |
| NOTE - ALL MAIN S LEANED IN THE REGARDLESS OF THE REVERSE I URE ANGLES T -FORWARD DRIVING 890380 RD DRIVEN SIDE- EN SIDE | ||