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 to The Burgess Products Company providing the compression ratio and maximum revs for the 25/30 HP engine.
| Identifier | ExFiles\Box 104\2\ scan0196 | |
| Date | 27th April 1936 | |
| X523 Exptl. Dept. Hs{Lord Ernest Hives - Chair}/Wym.{G. Harold Whyman - Experimental Manager}12/KW. 27th April, 1936. The Burgess Products Company, Thames House, Millbank, LONDON, S.W.1. For the attention of Mr. R.A. Saville Sneath. Dear Sirs, In reply to your letter of April 24th, reference RAS/ET, the compression ratio of the 25/30 HP. engine is 6 : 1 and the maximum engine revs. 3750. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||