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).
Specifications for a Flywheel, Clutch, and Electrical switches.
| Identifier | ExFiles\Box 169\1\ img138 | |
| Date | 14th October 1930 | |
| (2) RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}1/LS14.10.30. Flywheel & Clutch to LOP. G.78478. Circular woven fabric fitted to Friction Plate. ELECTRICAL. Stop Light Switch to LOP. D.72882 - N.S. 3120-3128. Backing Light Switch to LOP. D.72854. RHC{R. H. Coverley - Production Engineer}/WSC.{W. S. Cassel} | ||