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).
Official covering order for valve springs.
| Identifier | ExFiles\Box 158\4\ scan0150 | |
| Date | 8th June 1937 | |
| To Roy.{Sir Henry Royce} from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} c. G/JWH. 1360 Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}7/AP.8.6.37 We have ordered by letter today 6 sets (72) valve springs to Rm.{William Robotham - Chief Engineer}260 from The Tempered Spring Co., Burton Weir Works, Sheffield 4., will you therefore please send them an official covering order. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||