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Mechanical movements, powers and devices (1907)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 369
I to equalize the load by stiffen-ing the arch and so to throwa compression strain upon thechord, which is thickened in the middle.Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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