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 53
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 high In order to empty the pipes of the siphon when required, in cases of repair or removing deposites…
Mechanical engineering
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