Appleton's cyclopædia of drawing, designed as a textbook for the mechanic, architect, engineer, and surveyor (1866)
Worthen, William Ezra, 1819-1897, [from old catalog] ed, Appleton, firm, publishers, New York. (1866. D. Appleton & co.) [from old catalog] · New York, D. Appleton and company · leaf 82
Fis. 140. Prob. XLYII.—To describe a circle without a regidar jpolygon.When the number of sides is even, draw two diagonals from opposite angles, like D E (fig. 139), to intersect at C; and from C with C D as radius, describe the circle required. 6^ GEOMETRICAL PROBLEMS. Wlien the number of sides…
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