Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 460
any collapse from atmospheric pressure should a vacuum occur. Where the descent is precipitous,the pipe is sometimes carried on an inclined trestle, well braced to prevent any movement or slidingof the column. Frequently, in addition to this framework, stones are used to weight down thestructure…
Mechanical engineering -- Dictionaries
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