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).
Request to manufacture two short-duration Peregrine camshafts with specific cam form diagrams.
| Identifier | ExFiles\Box 169\4\ img257 | |
| Date | 29th March 1933 | |
| mis RHC.{R. H. Coverley - Production Engineer} from Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}6/KT.29.3.33. PEREGRINE CAMSHAFTS. We want to try out a short duration camshaft in order to get better slow running. Will you please therefore make for us two camshafts of general dimensions to E.100863 but with cam forms as below, the keyway to be on the centre line of No.1 exhaust cam in each case. + Hs{Lord Ernest Hives - Chair} 968 4 108° 36 32 INLET & EXHAUST CAM Hs{Lord Ernest Hives - Chair} 967 Hs{Lord Ernest Hives - Chair} 969 6 109° 38 38 INLET CAM Hs{Lord Ernest Hives - Chair} 967 EXHAUST CAM E100861 Hs{Lord Ernest Hives - Chair}/Gry{Shadwell Grylls}, | ||