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).
Alteration of dynamo field connections on a Wraith III No.4 Unit for endurance testing.
| Identifier | ExFiles\Box 168a\3\ img499 | |
| Date | 13th May 1938 | |
| 6142. To HPS.{Horace Percy Smith - Experimental Factory Mgr} Rm{William Robotham - Chief Engineer}/RC.{R. Childs}11/JH.13.5.38. re Wraith III No.4 Unit. The above unit has a dynamo in which the field terminals have been altered to suit the Lucas type regulator. As it is now to run endurance test on the test bed, will you please arrange for the field connections to be altered back to standard. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||