Shop sketching, a course of problems for mechanical drawing students (1919)
Windoes, Ralph Flagg, 1890- · Milwaukee, Wis., The Bruce publishing company · leaf 14
e done freehand. The T-square and tri-angles may be used in laying out the trimming edgeof the plates, but for no other purpose. The vertical lines should be sketched as illustratedin Figure 5. The fingers grasping the pencil as inwriting, control the movement entirelj. The sideof the hand rests… … Figure 5 12 SHOP SKETCHING
Mechanical drawing
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