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).
Confirming the handover of Helsby make H.T. cable for the 12-EX wiring system.
| Identifier | ExFiles\Box 52\1\ Scan087 | |
| Date | 1st October 1928 | |
| X8561 To RHC. {R. H. Coverley - Production Engineer} from EFE. EFC {E. Fowler Clarke - Electrical Engineer} 7/T1.10.28. CHASSIS H.T. CABLE OF HELSBY MAKE. This is to confirm that we have handed to you a coil of cable of the above make so that you can make up a sandwich system of this cable and the standard Maconite cable for the H.T. wiring system on 12-EX. EFC. {E. Fowler Clarke - Electrical Engineer} | ||