A catalogue and price-list of drawing instruments (1892)
Alteneder, Theodore & sons, Philadelphia. [from old catalog] · [Philadelphia, T. Alteneder & sons] · leaf 57
lEDER & SONS, Triangular White-Edge Scales. Engine Divided, U. S. Standard. These scales are a combination of boxwood and celluloid; the body ofthe scale is made of well-seasoned boxwood and the edges of dull white cellu-loid, fastened to the wood. The graduations and figures are blackened,… … 401 W. Triangular White-Edge Scale, 6 inches long, divided 10, 20, 30, 40, 50 and 60 parts to the inch .. $2 00 403 W. Triangular White-Edge Scale, 12 inches long, divided 10, 20, 30, 40, 50 and 60 parts to the inch 3 00 408 W. Triangular White-Edge Scale, 6 inches long, divided 20, 30, 40, 50, 60…
Drawing instruments
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