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).
Air Ministry correspondence regarding the loan of an Electric Revolution Indicator for engine testing.
| Identifier | ExFiles\Box 165\4\ img092 | |
| Date | 20th September 1930 | |
| X1350. COPY. AIR MINISTRY. LONDON. W.C.2. 20th September 1930. 43519/30/R.D.E.2.b./A.G.F. Your Ref.Rg{Mr Rowledge}/SFP2/ME. Electric Revolution Indicator. For the Attention of Mr. Rowledge. Gentlemen, I am directed to acknowledge receipt of your letter of September 11th, stating that you have received a Mark I.A. Electric Revolution Indicator (No.15) complete with Generator No.49. This apparatus was issued on loan at your request, and it is understood that you are making the necessary arrangements to carry out tests on 'F' type engines. I am, Gentlemen, Your obedient Servant, (Sgd) A.G. Forsyth/R.D.E. Assistant Director/R.D.E. for Director of Technical Development. Messrs. Rolls-Royce Ltd. Derby. | ||