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).
The limitations of the Marles type steering gear's pendulum lever.
| Identifier | ExFiles\Box 95\1\ scan0144 | |
| Date | 15th November 1934 | |
| -2- Hs{Lord Ernest Hives - Chair}/FJH.{Fred J. Hardy - Chief Dev. Engineer}10/KW.15.11.34. With the Marles type of steering gear the use of a relatively long pendulum lever, 10.150" in this case, is unavoidable without altering the length of the side steering lever, owing to the limited range of angular movement of the pendulum lever. Hs{Lord Ernest Hives - Chair}/F.J.Hardy. | ||