Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 74
at a time, and to complete theprojection of this one feature before taking up a second one,thus minimizing possible confusion. With this suggestion inmind, divide the hand-wheel into the hub, the rim, and the arms,and first consider the projection of the outside of the front face ofthe1 rim—the… … these points, perpendicularly, onto the straight line $-D, andnumber them that they may be easily followed. Next, locate the 56 MECHANICAL DRAWING. outside circle of the dotted drawing of By and divide ft into anumber of arcs, equal to those of the same circle in A, and numbereach point to…
Mechanical drawing
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