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).
Modifications required for the 58GN clutch to accommodate stiffened clutch fingers.
| Identifier | ExFiles\Box 13\7\ 07-page137 | |
| Date | 7th September 1932 | |
| To Hs{Lord Ernest Hives - Chair}/Gry{Shadwell Grylls} X7300 RHC.{R. H. Coverley - Production Engineer}LOBE.7.9.32. 58GN CLUTCH The following modifications to existing parts were necessary in order to give working clearance for the stiffened clutch fingers HS{Lord Ernest Hives - Chair} 666 fitted to 58GN. HS{Lord Ernest Hives - Chair} 704 (1) 4 grooves .437" wide added in clutch cover G.78312. (2) Length of slots in clutch withdrawal ferrules G.76554 increased by .187". [Drawing annotations] 1.225 .300 45° 4 GROOVES .437 WIDE MODIFICATIONS TO P.U. CLUTCH REQD. FOR STIFFENED CLUTCH FINGERS. HS{Lord Ernest Hives - Chair} 666 RHC.{R. H. Coverley - Production Engineer} [Stamp: RECEIVED 1932 SEP 7] | ||