Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 198
<D Q.Q. O - co -t-JCO +-■ … Tti-f *l *pt ft 1 *k4-h I So MECHANICAL DRAWING. describe the semicircle 1-2-3,... 7 and divide it into six equalarcs, then draw the rectangular outline and copy the lines of theplate, using the small irregular curve as is suggested by the dottedlines; the curve at the top, representing a broken…
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
