Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 95
ane V. It will be ob-served that the line 6-0—a diagonal of the cube—is perpendicularto the plane of projection. The drawing marked B is a frontview of the plane V-V, showing the orthographic projection of 76 MECHANICAL DRAWING. the cube when thus assumed, and is now called the isometric projection… … Fig. 34 edges—O-i, O-3, and O-4 make equal angles with the plane V~Vfand making equal angles will be projected on that plane in equallengths, which lengths, however, are somewhat less than thetrue lengths, being foreshortened (equally) in projection. Theangle noted is an angle of 35°-i6, and the…
Mechanical drawing
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