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).
Fitting of a paraffin wax impregnated coil to chassis 6 EX.
| Identifier | ExFiles\Box 45\4\ Scan035 | |
| Date | 11th October 1922 | |
| X.4079.a 11.10.22. EFC. Please note. X.4079. Coil X.2 impregnated in Paraffin wax has been fitted to 40/50 chassis 6 EX, RHC.{R. H. Coverley - Production Engineer} | ||