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).
Blueprint detailing modifications for the latest Peregrine engine silencer.
| Identifier | ExFiles\Box 169\4\ img082 | |
| Date | 24th October 1932 guessed | |
| MODIFICATIONS TO LATEST PEREGRINE TO BE SPOT CAN E 100623 BLANK 1.875 12 S.W.G. 6'-0" 82 1/4 HOLES 24 5/16 HOLES 18 1/4 DIA. HOLES BLANK ADJ DETACHABLE HERE. 10" BAFFLES OTHER SILENCER DIMENSIONS WHICH ARE AS | ||