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).
Order for one dozen modified K.L.G. sparking plugs.
| Identifier | ExFiles\Box 162\4\ img008 | |
| Date | 31th May 1933 | |
| X1918 Lr.{Mr Ellor} O.O. From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}13/MA.31.5.33. Will you please order from the K.L.G. Sparking Plug Co., One dozen 14 mm. plugs No.765A modified as per our letter ref. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}12/MA.31.5.33. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||