Blueprint for a 20 HP wheel and axle, detailing a required new tyre position.
| Identifier | ExFiles\Box 106\4\ scan0104 | |
| Date | 17th January 1929 | |
| 20 H.P WHEEL AND AXLE . PRESENT STANDARD. .460" OUT OF CENTRE- POINT. DOTTED LINE SHEWS NEW TYRE POSITION REQUIRED. 1.460" OUT OF CENTRE-POINT. ROLLS-ROYCE, LIMITED. PRINT ROOM. 17 JAN 1929. DERBY. 1.460. .460. | ||
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).