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).
Letter from the Air Ministry regarding comparative in-flight trials of spark plugs for Kestrel V and VI engines.
| Identifier | ExFiles\Box 58\2\ Scan201 | |
| Date | 17th May 1935 | |
| Tel. No. HOLBORN 3434. Any communications on the subject of this letter should be addressed to:- THE SECRETARY, AIR MINISTRY, ADASTRAL HOUSE, KINGSWAY, LONDON, W.C.2. and the following number quoted :- 253489/33/R.D.E.3. Your Ref. HS{Lord Ernest Hives - Chair}/WST8/MA. [Handwritten] 86000, [Handwritten] WST AIR MINISTRY, LONDON, W.C. 2. 17th May 1935. Sparking Plugs for Kestrel V and VI Engines. Gentlemen, I am directed to confirm telephone conversation between Mr. Entage and Mr. West of the 15th May and to say that comparative trials of A2B/2, V7/2B, V9/1B and 734B plugs are now being carried out in flight. Up to the present the V7/2B have not been reported as giving any trouble in flight with re-rated Kestrel engines, but a further communication will be addressed to you when the results of the trials are available. I am, Gentlemen, Your obedient Servant, [Signature] E L-Mayall Entage for Assistant Director/R.D.E. for Director of Technical Development. Rolls Royce Ltd., Nightingale Road, Derby. | ||