Incorporated Gas Institute
Presumably successor to the Gas Institute
c.1888 There was a split with some members seceding to form a rival institution[1]
By 1894 the Gas Institute had been incorporated - Incorporated Gas Institute[2]
1896 The thirty-third annual general meeting of this Institute was held at the rooms of the Society of Arts, London, under the presidency of Mr. W. R. Chester, M Inst. C.E. Mr. J. Hepworth, M. Inst. C.E., was Honorary Secretary of the Institute. An illuminated address was presented to Mr. F. G. Burfield, the late Secretary of the Institute.
1902 Amalgamated with the Incorporated Institution of Gas Engineers as the Institution of Gas Engineers[3][4]