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).
The initial test bench and road run dates for the first EAC engine.
| Identifier | ExFiles\Box 69\3\ scan0166 | |
| Date | 9th April 1925 | |
| X8770 To BJ. from Hs.{Lord Ernest Hives - Chair} S E C R E T. Hs{Lord Ernest Hives - Chair}1/LG9.4.25. E.{Mr Elliott - Chief Engineer} A.{Mr Adams} C. X8770 The first EAC. engine was run on the test bench on 21.9.23. This same engine was fixed temporarily into a 40/50 HP. chassis and was run on the road 10.12.23. Hs.{Lord Ernest Hives - Chair} | ||