Bone and Wheeler gas analysis apparatus, with wood case, North Thames Gas. Central Laboratory Bone and Wheeler gas analysis apparatus.
Van Slyke Gas Analysis Apparatus complete with reservoir, body of apparatus by Technico and reservoir marked "W". Spare reservoir Van Slyke Gas Analysis Apparatus complete with reservoir 1900-1980
Frankland's apparatus for gas analysis, 1860-1874. Frankland's apparatus for gas analysis, with stand 1860-1874
Volumetric Gas Analysis Apparatus, made by A. Gallenkamp & Co. Ltd. in London 1900-1980. Volumetric Gas Analysis Apparatus 1900-1980
Robson's improvement of Stead's apparatus for blast furnace gas testing, invented 1880 by John Edward Stead and improved upon in 1885 by James Crosby Robson. Blast furnace gast testing apparatus 1885
Orsat's apparatus for technical analysis of gas, in box Orsat's apparatus for technical analysis of gas
Scholander gas analysis apparatus, used for measuring the proportions of oxygen and carbon dioxide in respiratory gases, English, 1955-1960 Scholander gas analysis apparatus 1955-1960
Somerville's new test for sulphur compounds and hydrogen sulphide in coal gas. Somerville's new test for coal gas