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).
Request for a report on the endurance test of valve rocker levers made from new style forgings.
| Identifier | ExFiles\Box 38\1\ Scan004 | |
| Date | 1st December 1918 | |
| EH. from EFC. EFC/AT 12.18. X.3401.-ENDURANCE TEST OF VALVE ROCKER LEVERS MADE FROM NEW STYLE FORGINGS. We shall be glad of your report on the above levers at your earliest convenience. EFC. | ||