The Brass World and Platers' Guide - A Journal Devoted to the Art of Refining, Alloying, Casting, Rolling, Founding, and Electroplating of All the Non-Ferrous Metals, 1912 #252380

The pressure from the company's mains suffices for all the processes mentioned, but the furnaces may be fitted with air-blast appa ratus for producing higher temperatures. The consumption of gasper furnace in Sheffield ranges up to cubic feet per hour. Sev eral noted firms which were pioneers in gas cooking have lately given attention to the pro duction of furnaces suitable for almost every conceivablerequirement of the metal trades.