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).
Instruction to return a Lodge type X434/1 sparking plug for examination.
| Identifier | ExFiles\Box 162\6\ img274 | |
| Date | 8th January 1935 | |
| X4425B D/BP. From Hs{Lord Ernest Hives - Chair}/Wst. c. to G/MT. Hs{Lord Ernest Hives - Chair}/Wst.2/MA.8.1.35. Please send to Mr.Bernard Hopps, Messrs.Lodge Plugs Ltd., Rugby, one Lodge type X434/1 sparking plugs. This is being returned to him free of charge for his examination. Hs{Lord Ernest Hives - Chair}/Wst. | ||