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).
Specification for six Peregrine chassis regarding crankshaft dimensions.
| Identifier | ExFiles\Box 1\8\ B001_X100 Engine Chassis-page064 | |
| Date | 18th August 1932 | |
| Hs.{Lord Ernest Hives - Chair} By.{R.W. Bailey - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} By/SS.{S. Smith} } from E.{Mr Elliott - Chief Engineer} X4027 E.3/HP.18.8.32. c. Wor.{Arthur Wormald - General Works Manager} RHC.{R. H. Coverley - Production Engineer} ROY.{Sir Henry Royce} Sft.{Mr Swift} Specification of six Peregrine chassis. ------------------------------------ Referring to the first item on page two of E.7/HP.15.8.32 under the heading "Crankshaft", please note the first two Peregrines only should be fitted with crankshafts of 4.125 stroke, while the remaining four should have shafts of 4" stroke with the 6/8 balance weight scheme, and larger journals, in accordance with Sg.{Arthur F. Sidgreaves - MD}3/E.22.7.32 and Wor.{Arthur Wormald - General Works Manager}1/GR.{George Ratcliffe}18.8.32. E.{Mr Elliott - Chief Engineer} | ||