Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 98
ces,the platform may be dispensed with, the handle of the pan being held in one hand of the operator,while by the other the cocks may be adjusted. When the blow-pipe of fifteen jets, or any larger, may be employed, and the platform is necessarilyresorted to, the cocks must be adjusted by an… … This cask communicates with the hydrant-pipes, so called, by which our city is supplied with water,of which the pressure varies from a half to more than two atmospheres, say from seven to thirtypounds per square inch, according to the number and bore of the cocks from which the water may beflowing…
Mechanical engineering
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