Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 58
540 ^ 541 540. Steel Spring Bow-Dividers, 34 inches, metal handle each, $1.60 541. Steel Spring Bow-Pencil, 3i inches, metal handle each, 1.80 542. Steel Spring Bow-Pen, 34 inches, metal handle each, 1.80 543. Set of Bows, Nos. 540, 541, and 542, in morocco case per set, 7.00 544 … 545
Engineering instruments · Drawing instruments
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