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).
Internal request to order 2 dozen Tecalemit filters for use on experimental chassis unit beds.
| Identifier | ExFiles\Box 155\2\ scan0232 | |
| Date | 29th June 1938 | |
| 13/5 To Roy.{Sir Henry Royce} from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} c.c. G/JWH. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}17/MH.{M. Huckerby}29.6.38. Will you please order 2 dozen Tecalemit filters of the type O.F.1054. 123/12 for use on the Experimental Chassis unit beds. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||