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).
Internal memorandum requesting the production of a new Ignition Coil and Ballast Resistance to updated drawings for testing.
| Identifier | ExFiles\Box 69\1\ scan0171 | |
| Date | 7th November 1928 | |
| X8710 To RHC.{R. H. Coverley - Production Engineer} C. EFC. BY/RD5/ML7.11.28. IGNITION COIL - SEC:8140. Will you please put in hand, one each, Ignition Coil and Ballast Resistance to the following:- Coil to L.O.P. D.71650 - All standard material but wound to this new drawing D.71919. Resistance to L.O.P. D.70843 - All standard material except wire, which can be obtained from EFC. to drawing D.71920. [STAMP: RECEIVED with clock face] These units should be marked with the new numbers when complete and handed to EFC. for test. BY/RD. | ||