Haswell, Charles Haynes, 1809- [from old catalog] · New York, Harper & brothers · leaf 342
d by the line b d. The tension, which isequal to the weight, is shown by the length of the lineb c, and the thrust by the length of the line & a, meas-ured by a scale of equal parts, into which the line b d,representing the weight, is supposed to be divided. But if b e be the direction of the… … g // c
Engineering · Mechanical engineering
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