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).
Piston LeC.3214 for the Experimental Peregrine Engine, detailing compression ratios.
| Identifier | ExFiles\Box 2\1\ B002_136 137-page07 | |
| Date | 23th September 1932 | |
| BY.{R.W. Bailey - Chief Engineer} c. Hs.{Lord Ernest Hives - Chair} X136. 5.01 90/0 -25-0- E/JNR.{Charles L. Jenner}3/HP.23.9.32. RECEIVED 23 SEP Experimental Peregrine Engine. -------------------------- Please receive herewith LeC.3214 - piston for the above. The compression ratios are 5.25 to 1, and 5 to 1. E/JNR.{Charles L. Jenner} | ||