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).
Alteration note for a Yoke and Crossmember, replacing an elbow valve to allow for freer lubrication.
| Identifier | ExFiles\Box 118\1\ scan0255 | |
| Date | 29th April 1940 | |
| To Rm.{William Robotham - Chief Engineer} 1022 151/RG{Mr Rowledge} 29.4.40 RIPPLET SEC. 7040 RG.{Mr Rowledge} 434. YOKE AND CROSSMEMBER L.OP. SHEET 2. ALTERATION Z8000/102 ELBOW VALVE 2OFF REPLACED BY Z8600/110 - 2OFF REASON TO PERMIT "FREER" LUBRICATION WORK'S REQUEST MWG Shaw | ||