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).
Cover sheet related to steering tests for 4.B.V and 9.B.V models.
| Identifier | ExFiles\Box 98\4\ scan0093 | |
| Date | 1st March 1939 | |
| HOOd. FJH{Fred J. Hardy - Chief Dev. Engineer}, Rm.{William Robotham - Chief Engineer}H/R.2H 3.39. 4.B.V & 9.B.V. Steering Tests file H5O. | ||