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).
Blueprint distribution note for a modification to the Wraith III Cutout and Regulator LOP.
| Identifier | ExFiles\Box 166\2\ img107 | |
| Date | 31th August 1937 | |
| c. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} cc Hs{Lord Ernest Hives - Chair}/CAN. 6092 BY/HK.{Col. T. Harker - Sales}2/B. 31.8.37. WRAITH III. Cutout & Regulator - Sec.8290. Please receive herewith blueprints of :- DW.392 - Cutout and Regulator LOP. This consists of a/modification to LOP. D.54562 to include the fuse unit, together with 22 SWG "Bright-ray" Resistance Wire in the field resistance circuit as shown on RR.Sch.896. Blueprints attached herewith to Hs{Lord Ernest Hives - Chair}/CAN. Tracings herewith to TB. BY/HK.{Col. T. Harker - Sales} | ||