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).
Experimental Peregrine pistons with a more flexible skirt and thinner crown.
| Identifier | ExFiles\Box 2\1\ B002_136 137-page02 | |
| Date | 6th July 1932 | |
| To SF. c. Wor.{Arthur Wormald - General Works Manager} c. Hs.{Lord Ernest Hives - Chair} re Peregrine Piston. We send you herewith LeC.3138. Will you please instruct one set of pistons for the above engine for experiment. This is in accordance with the experience and desire of the Experimental Department. It will be noted the skirt portion is more flexible than formerly, and the thickness of the crown is less. E/JNR.{Charles L. Jenner} X136 | ||