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).
Retention of silent tread tyres for experimental testing.
| Identifier | ExFiles\Box 157\1\ scan0065 | |
| Date | 19th September 1932 | |
| X4050. ROY.{Sir Henry Royce} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}3/KT.19.9.32. With reference to Roy{Sir Henry Royce}/CGS.5/VR.{E. S. Voller - Orders}17.9.32., we understood from ROY{Sir Henry Royce}/GEA.7/LB14.7.32., that you had already passed an order for the racing tyres received on the 14th July. With regard to the 7.00 X 20 M.A.2. type Silent Tread tyres, these are being retained for experimental test, and the invoice therefore, should be dealt with. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||