Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 98
—i ■ —r i ! K … So MECHANICAL DRAWING. sions are properly foreshortened, as i inch will be representedby a length .8 inch long. The scale is constructed by layingoff the scale B, Fig. 37, the left side of which is graduated intofull-length inches and subdivisions, then projecting horizontallyto scale A, the right…
Mechanical drawing
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