Letter from The Argen Car Heater Limited regarding silencer testing and an enclosed blueprint.
| Identifier | ExFiles\Box 137\1\ scan0062 | |
| Date | 24th April 1924 guessed | |
| - 2 - We attach herewith figures arrived at by Mr.Lanchester from which you will see that our silencer, as tested at his Works, is entirely free of back pressure. Yours faithfully, THE ARGEN CAR HEATER LIMITED. G.L.Hodden. Manager. Enclosed blueprint of Argen Silencer as fitted to Rolls Royce Car Chassis No. U.57. above mentioned. | ||
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).