Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 26
y a horizontal line through A and connect Awith Vr. PERSPECTIVE SKETCHING 21 5. Get the direction of A D by drawing the angle of inclina-tion DAE equal to angle DAE. This may be accomplished byplacing the ruler so that the edge passes through point A andadjusting its direction until the angles… … Fig 11. Perspective of Cube with an edge in a vertical position parallel to the line AB. It isthen moved back and forth to right and left until, in the judg-ment of the draftsman, the figure A D F B appears as a square. 7. Draw DF making AE=AE. Complete the perspectiveof the cube by drawing DVr and…
Mechanical drawing
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