An introduction to machine sketching and drawing for industrial and technical schools (1917)
Toronto : Copp, Clark · leaf 54
Tx ■^^ -a±- y-x-\-.v^^> Nicy f all oyer … 52 MACHINE SKETCHING AND DRAWING Drawing from the Object Make a freehand skutch of any one of the following. From thesketch make a working drawing, showing the necessary views and sections,to a suitable scale. Gear blankSolid pulleyShaft collar Follow carefully the instructions given on page 30.…
Mechanical drawing
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