Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 142
ff, h h\ etc.; join theircontiguous points of intersection with thelines A D, F C, B E, etc.; and the resultingsix-sided figure represents the section required. The edges F S and E S, beingconcealed in the elevation, but necessary for the construction of the plan, areexpressed by dotted lines, as… … Fig. 258. 126 ORTHOGRAPHIC PROJECTION. purely line drawings is by filling up the spaces comprised within their outlineswith a number of parallel straight lines drawn at equal distances, called section To represent in plan and elevation a regular six-sided prism in an uprightposition (Fig. 259). Lay…
Mechanical drawing
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