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).
Confirming the results from comparative road and bench tests on pipes for 20 HP cars.
| Identifier | ExFiles\Box 48\4\ Scan203 | |
| Date | 22th January 1924 | |
| CJ. from Hs. {Lord Ernest Hives - Chair} X4238 Hs {Lord Ernest Hives - Chair} 5/LG22.1.24. STD. SHEET - X.4238. With reference to the attached. Comparative HP. curves were taken on the test bench - also comparative tests were made on the road. We have now tested these pipes on 2 other 20 HP. cars and have confirmed the original results. Hs. {Lord Ernest Hives - Chair} | ||