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).
Quotation from The Lodge Sparking Plug Co. Ltd. for two models of spark plugs.
| Identifier | ExFiles\Box 79\1\ scan0176 | |
| Date | 28th August 1919 | |
| for quantities of not less than 1,000 the following prices:- Model C3. detachable...... 2/6d. each. Terms Nett, " C9. non-detachable.... 2/3d. " Delivered Rugby. Awaiting the favour of your commands, We beg to remain, Yours faithfully, THE LODGE SPARKING PLUG CO. LTD. Bernard Hopps DIRECTOR Enc. (Sample Plugs) ENCLOSURE No 651 BG Cost- 28/8/19 | ||