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).
Directive concerning the design and manufacture of steering levers.
| Identifier | ExFiles\Box 46\2\ Scan096 | |
| Date | 2nd April 1922 | |
| COPY HYERES. ROYCAR, DERBY ENGLAND. STEERING LEVERS NOT MADE TO LeC DRAWING SHARP BEND NOT NECESSARY SECTION BENT BY TORSION MUST BE MADE THICKER UNTILK CALCULATIONS AND TESTS SHOW LEVER DOUBLE RESISTANCE TO LOAD ON BALL MATERIAL MUST BE RIGHT. HIVES-ROYCE. | ||