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).
Drawing illustrating the driven and driving fabric components of servo discs.
| Identifier | ExFiles\Box 83\1\ scan0198 | |
| Date | 13th September 1936 | |
| 6BTV. 13-9-36 - SERVO DISCS. - I DRIVEN FABRIC. DRIVING FABRIC. Ewaller X200a 6BTV. 13.9.36 SERVO CAMS | ||