Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 15
TECHNICAL SUPPLY COMPANY SCRANTON, FA. DRAWING PAPERS IN ROLLS—Continued 66. Tec Bond Drawing Paper.—Is semitransparent and may be used for tracing. Used by surveyors and civil engineers. Blueprints can betaken direct from drawings on this paper in drawing ink. 36 inches wide per roll of 50 yards,…
Engineering instruments · Drawing instruments
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