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).
Confirming the arrangement to build test rigs for oil filters and air cleaners.
| Identifier | ExFiles\Box 159\6\ scan0066 | |
| Date | 16th March 1940 | |
| 137/ To G.Bastow. Rm.{William Robotham - Chief Engineer}3/MH.{M. Huckerby}16.3.40. TEST RIGS. Further to our conversation, this is to confirm that we shall arrange for rigs to test oil filters and air cleaners. Rm.{William Robotham - Chief Engineer} | ||