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 51
^r-^GVcJ* … those two gates the siphon is placed, the pipes of which are partly laid in the ground; and where depressions of the ground occur, upon an embankment of earth, throughout covered with earth 4 feet highIn order to empty the pipes of the siphon when required, in cases of repair or removing deposites…
Mechanical engineering · Mechanics · Engineering
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