Constructive drawing. A text-book for home instruction, high schools, manual training schools, technical schools and universities (1904)
Hanstein, Herman. [from old catalog] · Chicago, New York [etc.] Keuffel & Esser co. · leaf 32
Fig. 4. Fig. G. … Hartsteins Comtrttctivc Drawing. REDUCE OR ENLAH POLYGONS OUTLINE OR AREA. 47.—Figs. 1, 2 and 3.—Problem.—To construct a polygon similar to a given one of i its circumference. Solution.—liBtD ABC, etc., Fig. 1, be the given polygon.Construct the Scale Fig. 2. A perpendicular O 7, longer thanthe…
Mechanical drawing
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