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Van Nostrand's engineering magazine (1879)

[New York : D. Van Nostrand] · leaf 156

An illustration from Van Nostrand's engineering magazine, 1879, leaf 156
e from the vertex Cbc, Bob, Dcd, Cdc and Ee?e are equal. of the first series less than the distance These being subtracted from the right to the common point of the bisecting angles Abx, Bax, Bex, Gbx, Cdx, Dcx, lines if they do meet at such point. Dex, and ~Edx, there remain the equal If the lines… … lines ab, be, cd and de ; the angles being dc. Then let the lines be drawn at right less than a right angle, and the lesser angles with the bisecting lines from the angle being the same side as of the first vertex of the angles a, b, c and d. These lines will intersect at A, B, C and D. series. In…

Engineering

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