Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 89
Another species of blowing-machine is the water-bellows. The nature of these machines will bereadily understood by the help of the following diagram. The side figure is a vertical section of th«machine, a is the fulcrum of the lever or beam, withtwo inverted vessels, 6 and c, suspended from its…
Mechanical engineering · Mechanics · Engineering
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