Requesting a report regarding an investigation into the question of pinking.
| Identifier | ExFiles\Box 109\5\ scan0135 | |
| Date | 14th April 1939 | |
| S/W {Sales / Derby Works} 664 To Rm. {William Robotham - Chief Engineer} from Sg. {Arthur F. Sidgreaves - MD} re WXA-1. Sg {Arthur F. Sidgreaves - MD} 10/E21439 Referring to Sg {Arthur F. Sidgreaves - MD} 1/E13439 and Rm {William Robotham - Chief Engineer} 5/R14.4.39 I was hoping to have received a report from you regarding your investigation into the question of pinking. Sg. {Arthur F. Sidgreaves - MD} | ||
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).