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).
Sketch illustrating the effect of weight on different types of car axles.
| Identifier | ExFiles\Box 82\2\ scan0169 | |
| Date | 10th August 1934 guessed | |
| Normal no weight on Axle With weight on Axle Strengthened type Axle with weight on Axle | ||