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).
Request for analysis of a corrosion inhibitor sample from chassis 3.BT.187 and its effects on various metals.
| Identifier | ExFiles\Box 150\2\ scan0172 | |
| Date | 25th November 1938 | |
| To H1. from Rm {William Robotham - Chief Engineer} /Std. 1280 . Rm {William Robotham - Chief Engineer} /Std.3/MH. {M. Huckerby} 25.11.38. We send you herewith sample of substance used as corrosion inhibitor in chassis 3.BT. {Capt. J. S. Burt - Engineer} 187 - this appears to be potassium bichromate but we would like your confirmation of this. Will you also please let us know what its effect is likely to be on the various materials in the cooling system - iron, aluminium, copper, brass, tin. Rm {William Robotham - Chief Engineer} /Std. | ||