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 to Mr. Ellis of the National Physical Laboratory regarding a delay in testing his silencer.
| Identifier | ExFiles\Box 152\3\ scan0114 | |
| Date | 4th February 1933 | |
| Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}7/KT. February 4th 1933. Mr.Ellis, Aero Dept., The National Physical Laboratory, Teddington, Middlesex. Dear Mr.Ellis, Thank you for your letter of the 1st inst. I am sorry to say that I have not as yet tested out your silencer. I am afraid it may be some time before we shall be able to give it a try out, as we are exceedingly busy at the moment. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||