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).
Steering turning circles data for the 1900 chassis.
| Identifier | ExFiles\Box 20\5\ Scan004 | |
| Date | 31th January 1912 | |
| R.R. 325m (100 T) S.H 89. 21-7-20 G-2769 X.426. STEERING. Turning Circles. 1900 chassis. Off Side 46 ft. 2" Near side. 44 ft. Centre of wheel track taken as outside radius. Taken by Maceve 31.1.12. | ||