Diagram showing the distance between the centre of the tyre and the centre of the pivot pin when in contact with the road.
| Identifier | ExFiles\Box 180\M4\M4.2\ img006 | |
| Date | 7th February 1924 guessed | |
| OF SPRING PAD OF WHEEL SPINDLE OF TYRE VERTICAL OF PIVOT PIN DIAMETER OF WHEEL 895 M {Mr Moon / Mr Moore} /M OR 35.236 SCALE 1/2 DIAGRAM SHOWING THE DISTANCE BETWEEN CENTRE OF TYRE & CENTRE OF PIVOT PIN WHEN IN CONTACT WITH THE ROAD 2°45' 5°50' 10°5' 3.70 ROAD | ||
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).