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 109
Fig. 1, Fig. 2. Hence, of late years, much attention has been paid to beams andcolumns of rolled wrought iron. Various figures of such workare therefore given as an appropriate concluding general examplefor the present chapter. PL.V11I.
Geometrical drawing · Mechanical drawing
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