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 the Harrison Radiator Corporation about oil cooler failures on the Phantom III car and a request for hydrogen brazed coolers.
| Identifier | ExFiles\Box 131\1\ scan0340 | |
| Date | 6th October 1937 | |
| Rm{William Robotham - Chief Engineer}/Std.11/MH.{M. Huckerby} 1114. 6th. October 1937. The Harrison Radiator Corporation, Lockport, New York, U.S.A. For the attention of Mr.L.P.Saunders. Dear Mr. Saunders, We have been having considerable trouble with oil cooler failures on our Phantom lll car, so much so that although we have improved these articles as far as possible with their present design and manufacture, we are considering either abandoning the cooler altogether, or else buying hydrogen brazed coolers from yourselves, if this is possible. We would like to know whether you would be prepared to sell us hydrogen brazed coolers, and what sizes etc., you make these in. We have your drawing C.3107090 here and this appears to be about the size of cooler we require. We would like you to send us a sample cooler of this type, fairly soon if possible, so that we can test it here, if you are prepared to supply us with these coolers for production. We have, of course, endeavoured to get Messrs. Marstons Ltd., who make our radiators, to develop this type of cooler for us, but our production does not | ||