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).
Correction notice regarding the correct Champion sparking plugs for the 20HP model.
| Identifier | ExFiles\Box 162\3\ img066 | |
| Date | 4th February 1937 | |
| Hd.{Mr Hayward/Mr Huddy} from Rm{William Robotham - Chief Engineer}/Wst. Rm{William Robotham - Chief Engineer}/Wst.16/M.4.2.37. With reference to the Depot Sheet recently sent out covering the temporary use of Champion Sparking Plugs, will you please note the sparking plugs for the 20HP. should LB8 or L.10 and not 18 as inadvertently shown on that sheet. Rm{William Robotham - Chief Engineer}/Wst. | ||