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).
Returning a leaflet on hydraulic tappets.
| Identifier | ExFiles\Box 158\5\ scan0078 | |
| Date | 11th October 1940 | |
| 13/6c Valves To Rm{William Robotham - Chief Engineer}/ML. Jnr.{Charles L. Jenner}10/JH.11.10.40. I return herewith the leaflet on hydraulic tappets as requested in Rm.{William Robotham - Chief Engineer}4/ML.3.10.40. Jnr.{Charles L. Jenner} [Signature] | ||