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 214
itis cambered about 1 in 80 or100—the whole combinedform-ing a trussed girder. The sidesor body of the truss, whenmade of cast-iron, will be com-posed of pieces, or voussoirs,corresponding in all parts withthe arc of a circle, having averse sine of 1 to a chord of80 or 100. The ends and…
Mechanical engineering · Mechanics · Engineering
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