Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 375
4350 4352 4350. Mounted in rubber, 1 lens, 1 inch in diameter each, $ .35 4351. Mounted in rubber, 1 lens, IJ inches in diameter each, .55 4352. Mounted in rubber, 2 lenses, 1 inch in diameter each, .60 4353. Mounted in rubber, 2 lenses, H inches in diameter each, 1,00 … 4357 4355. Mounted in metal, nickel plated, 1 lens, 1 inch in diameter.. .each, $ .75 4356. Mounted in metal, nickel plated, 2 lenses, 1 inch in diameter, each, 1.25 4357. Mounted in metal, nickel plated, 3 lenses, 1 inch in diameter, each, 1.75 368
Engineering instruments · Drawing instruments
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