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 revision for Phantom II Unit No.19 (Chassis 23-EX) detailing changes to clutch components.
| Identifier | ExFiles\Box 169\1\ img055 | |
| Date | 11th October 1930 | |
| To Hs.{Lord Ernest Hives - Chair} from RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} Y4663 RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}2/MS11.10.30 Phantom II Unit No.19(Chassis 23-EX). Specification of the above Unit issued in RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}1/MS14.4.30. is revised as follows:- Passed to Test 10.10.30. Previous Specification: Flywheel & Clutch to LOP. G.76591. Pressure Plates G.78479/81 Mod. to Drg: Ex.4768/5222 Removed. Revised Specification: Flywheel & Clutch to LOP.G.76591. Standard type clutch to the above LOP. Pressure Plates lined with R.A.D.I. Ferodo, fitted 16.9.30. New circular woven fabrics G.78820 and standard Friction Plate G.78289. FITTED. 8.10.30 RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} | ||