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 a test rig for measuring wheel slip angle using spring balances.
| Identifier | ExFiles\Box 158\1\ scan0217 | |
| Date | 27th September 1938 guessed | |
| SKETCH N° 2. SLIP ANGLE SCALE SPRING BALANCE A.{Mr Adams} 0 - 1200 LBS. SPRING BALANCE B 0 - 100 LBS. SIDE STEERING TUBE DISCONNECTED. REAR AXLE JACKED UP IN CENTRE ON PIVOT WITH VERTICAL AXIS. | ||