Elementary projection drawing. Theory and practice. For preparatory and higher scientific schools, industrial and normal classes; and the self-instruction of teachers, inventors, draftsmen, and artisans. In six divisions .. (1880)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York, J. Wiley & sons · leaf 116
Fig. 11. … Fig. 12. 64 CONSTRUCTIONS IN METAL. Fig. 5 represents the left-hand half of a hollow beam of hori-zontal plate, and vertical rectangular channel iron. Fig. 6 shows the lower end of a very deep beam, the ends ofwhich are symmetrically placed, and formed of plate and curvedchannel iron. Fig. 7 is the…
Geometrical drawing · Mechanical drawing
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