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 to Mr. Whitehead to examine two failed valve springs from a 32-EX engine.
| Identifier | ExFiles\Box 91\2\ scan0026 | |
| Date | 8th June 1937 | |
| To H1/Mr.Whitehead. 300a Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}9/AP.8.6.37 We have sent in 2 valve springs which have failed after a short run on 32-EX. (Ph.III.) These are in "Swedish Wire" coiled by RR and to the design RS.{Sir Henry Royce's Secretary}500, and would like you to examine the fractures and report to see if anything obviously is wrong. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||