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).
Letter to Lodge Plugs Ltd. confirming the retention of the standard R.A.14/1 sparking plug.
| Identifier | ExFiles\Box 162\6\ img339 | |
| Date | 20th February 1937 | |
| 6002b Rm{William Robotham - Chief Engineer}/Wst.1/JH. 20th February, 1937. Messrs. Lodge Plugs Ltd., RUGBY. Dear Sirs, In reply to your letter of the 18th instant, we have now decided to retain the standard reach of plug as on the R.A.14/1 sparking plug. The R.A.14/3 plugs are being held in readiness for testing when a suitable opportunity arises. Yours faithfully, FOR ROLLS-ROYCE LTD. | ||