Notes on technical sketching and free hand lettering for engineering students (1912)
Smith, Alton Lincoln, 1867- [from old catalog] · Worcester, Mass., The author · leaf 96
and E. Draw trialhues for the bottom edges GH and HJ, placing them so as to make the figurelook hke a cube. Now turn the drawing around until CDHJ becomes the topface and note if the drawing is stiU a good representation of the cube. It willprobably be too taU or too short. Change the lines GH and… … Fig. 41 94 234. Find the center K, of the top face by the intersection of diagonals and draw PT through it perpendicular to CH. Mark the middle points of the sides of the topface and sketch in the ellipse which is the projection of the inscribedcircle. Draw the ellipses for the other two faces,…
Mechanical drawing · Lettering
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