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Inventor of the Field boiler
1881 Patented a safety gauge cock with Francis Michael Cotton
Obituary 1908 
. . . Mr. Field was born in 1825, and received his first education privately, afterwards entering King's College, London, where he obtained a scholarship. He served his term as an apprentice to the firm of Napiers, and quite early in his life was engaged in the design of steam pumping engines for fire extinguishing purposes. In this connection the name of Merryweather is indissolubly associated with that of Mr. Field, who was at one time a partner in the firm. Indeed, it is said that it was his various improvements which originally led to the formation of the firm. At any rate, Mr. Merryweather was, we understand, actually articled to Mr. Field.
There is no need for us to dilate upon the utility of the Field boiler or of the well-known Field boiler tube. . .
. . . Mr. Field's life work, if not entirely taken up with questions of boilers and steam raising, at any rate was largely devoted to them. Among other matters to which he paid considerable attention was that of oil fuel, more especially for naval purposes, and in this work he laboured in conjunction with the late Admiral Jasper Selwyn. . .
. . . of the use of highly heated compressed air in conjunction with steam, the name of his partner, Mr. F. Sanders Morris, being also identified with him in this matter. . .
. . . Mr. Field was consulting engineer to a number of industrial firms including that of J. C. and J. Field . . . [more]