Release of blueprints for the Goshawk 11 Rear Axle Centre Gear Box and instructions for the planet pinion.
| Identifier | ExFiles\Box 77\1\ scan0137 | |
| Date | 25th April 1921 | |
| R.R. 235B (100 T) (S.H. 798. 10-12-20) G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 2948 X 4255 To BY. {R.W. Bailey - Chief Engineer} from Da. {Bernard Day - Chassis Design} c. to Hs. {Lord Ernest Hives - Chair} c. to TB (1 print) c. to RHC. {R. H. Coverley - Production Engineer} (1print) DA {Bernard Day - Chassis Design} /STT1/CB25.4.21. X.4247 X.4255 X.4256 RE REAR AXLE CENTRE GEAR BOX. Please receive herewith three blue prints of "N" scheme 750 - Rear Axle Centre Gear Box - Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 11. This has now been released by a telegram received today, from Mr. Day "INSTRUCT BACK AXLE CENTRE GEAR BOX WITH 15/60 GEAR GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 11". Please note that the taper portion of planet pinion of back axle should be made to suit LeC.1382 which is a drawing of the propeller shaft coupling. Please put details in hand. DA {Bernard Day - Chassis Design} /STT. | ||
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).