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).
Declining to test Regent Super Petrol but noting it's a good spirit based on road experience.
| Identifier | ExFiles\Box 27a\4\ Scan335 | |
| Date | 11th October 1934 | |
| To Roy{Sir Henry Royce}: x1282 Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}11/KW.11.10.34. Replying to Roy{Sir Henry Royce}/GEA.17/VR.{E. S. Voller - Orders} 9.10.34. We are not in a position to carry out tests on Regent Super Petrol. Our experience on the road indicates that it is quite a good spirit. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||