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).
Recommendation for ordering road springs for a trials car, detailing front and rear specifications.
| Identifier | ExFiles\Box 18\3\ Scan232 | |
| Date | 29th April 1931 | |
| To By.{R.W. Bailey - Chief Engineer} From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} c.c. to Wor.{Arthur Wormald - General Works Manager} X7900. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}3/KT.29.4.31. ROAD SPRINGS FOR TRIALS CAR. We recommend that the following springs should be ordered for the trials cars as per PN{Mr Northey}4/WT28.4.31. (copy attached) Front. Initial Camber 4.5" Pos. Loaded Camber .5" Pos. Makers No. K.784. Type Drawing No. F.56511. Rear. Initial Camber 5.9" Pos. Loaded Camber .5" Neg. Makers No. K.855. Type drawing no. F57197. The poundages used for a 35 1/2 cwt. car are Front 700. Rear.1025. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||