Mechanical drawing for industrial and high schools (1917)
Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 44
Drill£-Tap^-20 Thd.for^x^Hdlss. Set Sc. .-ct^ss IndustrialviAMs John iV. Pcberfs- bate- Oct. /6~- C5. Flanged Pulley SCALE Ful/Size o\»s.N^ C-lOlf LESSON No. 19. PROJECTION.—In all of our previous lessons which dealt withthe subject of projection, we have considered problems in which theplanes were…
Mechanical drawing
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