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).
Correspondence from H.M. Hobson Ltd. regarding the fading of liquid in Telegage gauges.
| Identifier | ExFiles\Box 61\3\ scan0179 | |
| Date | 15th May 1931 | |
| X4078 CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY AND TO THE DOMINION & FOREIGN GOVERNMENTS. PLEASE ADDRESS ALL COMMUNICATIONS TO THE FIRM, NOT TO INDIVIDUALS. TELEPHONE: SHEPHERDS BUSH 3321. (4-LINES) TELEGRAMS: "ASSEMBLAGE, LONDON" H.{Arthur M. Hanbury - Head Complaints} M.{Mr Moon / Mr Moore} HOBSON, LTD. (ESTABLISHED 1903) 47-55, THE VALE, ACTON, LONDON, W.3. MANUFACTURERS OF Hobson Motor Accessories. Claudel-Hobson Carburetters. Hobson-Perfect Window Regulators. Hobson K-S Petrol Telegages. Hobson Sparking Plugs. WORKS:- LONDON AND WOLVERHAMPTON. ENCLO. OUR REF TPS/MW YOUR REF Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}8/KT. 15th May 1931. Messrs. Rolls-Royce, Ltd., Experimental Dept. Derby. For the attention of W.A. Robotham, Esq. Dear Sirs, Further to our letter of the 9th inst., in reply to yours of the 8th, regarding the fading of the Telegage liquid, we regret that it has been impossible to arrange for Mr. Holt to visit you this week, owing to circumstances which we unforeseen when we last wrote to you. In the meantime would it be difficult for you to try and get liquid from say two or three gauges which have lost their colour, and send it to us in a bottle, replacing it with a fresh supply from that which we sent you on Saturday last for temporary use? We are meanwhile taking up the matter urgently with the King-Seeley Corporation, as to whether they have made any change in the constituents used in the Tetrabromide mixture or its dyeing process, and we are also trying to ascertain the | ||