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 note for a letter to Lockheed, its answer, and a lent drawing.
| Identifier | ExFiles\Box 110\1\ scan0016 | |
| Date | 2nd October 1940 | |
| Rm{William Robotham - Chief Engineer} 11/ML 2.10.40 Letter to Lockheed and answer with drawing lent to EV{Ivan Evernden - coachwork}/DB{Donald Bastow - Suspensions} 7069 | ||