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).
Letter to Dr. J.C. Morrison concerning the status of O.H.V. engine testing.
| Identifier | ExFiles\Box 134\1\ scan0088 | |
| Date | 13th May 1938 | |
| Dr. J.C. Morrison. -2- 13.5.38. We have not yet made a model of the O.H.V. inlet side exhaust. The O.H. camshaft engine is, however, running very well. We are, of course, using it for exhaust tests. Yours sincerely, | ||