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).
Production test specification for the new 40/50HP switchbox.
| Identifier | ExFiles\Box 62\3\ scan0414 | |
| Date | 29th January 1934 | |
| 86142. By.{R.W. Bailey - Chief Engineer} From Hs{Lord Ernest Hives - Chair}/Wst. c. to Sft{Mr Swift}/Mr.Brock. Hs{Lord Ernest Hives - Chair}/Wst.2/MA.29.1.34. PRODUCTION TEST SPECIFICATION FOR NEW 40/50HP. SWITCHBOX. We attach herewith revised specification for the production testing of 40/50 HP. switchbox for use with voltage controlled dynamos. Hs{Lord Ernest Hives - Chair}/Wst. | ||