Mechanical drawing for industrial and high schools (1917)
Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 14
pencilpoint should be set at right angles to the needle point and abouteven with the shoulder of the latter. After adjusting the lead properly, file off the comers of the flatpoint as shown in Fig. 6, and the result should be a fairly narrowflat pencil point, which is slightly shorter than the… … Fic. 7. in Fig. 8, throw in a i4nch circle. Test for accuracy bj measuringthe finished circle T\-ith the scale. LHSSON No. 3—Continued. Cover the drawing paper with circles, beginning with the i-inchcircle described, making each circle a little larger than the previousone. Set the compass points…
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
