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).
Letter from 'The Motor' magazine discussing articles on rotary valves and Grand Prix racing car specifications.
| Identifier | ExFiles\Box 142\1\ scan0313 | |
| Date | 31th December 1938 | |
| 1204 The Motor PROPRIETORS: TEMPLE PRESS LIMITED MANAGING DIRECTOR: ROLAND E.{Mr Elliott - Chief Engineer} DANGERFIELD. DIRECTOR and GENERAL MANAGER: ROBERT ASHWORTH. LONDON: 5-17 ROSEBERY AVENUE E.C.1 TELEPHONE TERMINUS 3636 (P.B. EX.) TELEGRAMS PRESSIMUS SMITH LONDON CABLES PRESSIMUS LONDON BIRMINGHAM: 61-65 NEW STREET TELEPHONE MIDLAND 4117 (P.B. EX.) TELEGRAMS PRESSWORK BIRMINGHAM COVENTRY: 50 HERTFORD STREET TELEPHONE COVENTRY 60095 (P.B. EX.) TELEGRAMS PRESSWORK COVENTRY MANCHESTER: 274 DEANSGATE TELEPHONE BLACKFRIARS 5038 (P.B. EX.) TELEGRAMS PRESSWORK MANCHESTER HEAD OFFICE: 5 to 17, ROSEBERY AVENUE, LONDON, E.C.1 M.51.MG 31st December, 1938 W.A. Rowbotham, Esq., Rolls-Royce Ltd., Derby. Dear Mr. Rowbotham, One Technical Review has been published during the course of December, this dealing with Rotary Valves and giving details of the Cross, Cuddon-Fletcher and Aspin types, all of which have been run and have given very promising results. Other features of technical interest have been the suggested specification for a 3-litre Grand Prix racing car, the first article on which appeared on December 6 and suggested a light alloy stress skin chassis, and the second on December 13 suggesting a V-12 engine with high supercharge developing 600 b.h.p. per litre. In view of the fact that the grand prix racing formula will come up for revision at the end of next year, there is a real interest attaching to the suggestion made in our issue of December 20 that the new formula should be limited to compression ignition type engines. We feel that the basis of racing from both commercial and research angles will be greatly widened if this ruling were to come into force. Turning to more everyday affairs, road tests have been as follow:- | ||