Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 34
TRACK FOR BLUEPRINT CARS … On this track arrangement, blueprint cars may be run out of window forexposure. These tracks may be modified to suit certain conditions and arefurnished by us complete with blueprint frame and car for carrying same. 273. 30x42 inches, with cushion and plate glass. 274. 36x60 inches, with cushion…
Engineering instruments · Drawing instruments
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
