Geometrical drawing, projection drawing, freehand and ornamental drawing, wash work and brush drawing, elementary perspective drawing, architectural drawing (1921)
International Correspondence Schools · Scranton, PA : International Textbook Co. · leaf 192
tangent to theextreme ends of the curves. Abovethe bottom of the tumbler, about W,a third ellipse is drawn lightly, toindicate the point where the flutingstarts. Within the two lower ellipsestwo semipolygons are drawn in perspective, each with fifteensides. These semipolygons should first be laid… … Fig. 1\ 42 FREEHAND AND ORNAMENTAL DRAWING §3 the ellipses of the tumbler, in order to locate the points todraw the polygon in perspective. The subdivisions of thesemi-circumference may be laid off by setting the legs ofthe dividers at a distance approximately correct, and thenwalking them along…
