The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 246
dvantages of a fire engine constructed as above are stated to be,that the engine can be worked before a sufficient quantity of men arrive,Ihat is to say, it can be partially worked; another advantage is stated lot>e that it will be easy tu detect those men who are not doing their dut) ; also, a… … Another part of this invention consists in the construction of air-veaselgfor regulaling the flow of water through the pipe. Fig. 2 shows a sectionalelevation of one of these improved vessels, in which a u represents thevessel, on the top of which there is a perforated plate A, and on the lop…
Architecture · Civil engineering · Science
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