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).
Correction to the switchbox circuit breaking instructions for the 40-50 HP Chassis No. 25-EX, 10,000 mile test.
| Identifier | ExFiles\Box 63\4\ scan0045 | |
| Date | 28th May 1931 | |
| X6001 Hs{Lord Ernest Hives - Chair}/GWH.{George W. Hancock - Head Chateauroux} c - Hs.{Lord Ernest Hives - Chair} [text has been struck through] c - RHC.{R. H. Coverley - Production Engineer} [text has been struck through] BY/RD5/W.28-5-31. Re :- 40-50 H.P. Chassis No. 25-EX. - 10,000 mile test - With reference to the instructions issued that the Switchbox should be arranged to break the field circuit first ; this should be "break the armature circuit first". Will you please arrange for this to be corrected. BY/RD. [Stamp Text: RECEIVED 1931 MAY] | ||