Blueprint comparing original and present steering gear designs.
| Identifier | ExFiles\Box 170\2\ img250 | |
| Date | 11th January 1935 | |
| EQUIVALENT STEERING GEAR STEERING GEAR ORIGINAL MARLES SAGNIAW PRESENT GEARS OLLEY. JAN. 11/35 | ||
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).