Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 189
[UNIVERSAL BEVEL PROTRACTOR … 1864 This tool is well adapted for all classes of work where angles are to belaid out or established. Its uses as a Protractor are practically unlimited.The dial is accurately graduated, in degrees, the entire circle. The line ofgraduations is below the surface, thus protecting them from wear. The…
Engineering instruments · Drawing instruments
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
