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).
Requesting the return of a filter after deciding not to proceed with a trial.
| Identifier | ExFiles\Box 136\3\ scan0002 | |
| Date | 5th October 1938 | |
| 1139 To Hd{Mr Hayward/Mr Huddy}/FC. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}18/JH.5.10.38. Will you please return the filter we hand you herewith to - R.H. Collier Esq., Colliers Corner. South Yardley, BIRMINGHAM. This was sent for our trial but have decided not to carry this out. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||