Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 103
915 915. Midget Beam Compasses, to fit any straightedge, with two steel points, pen, pencil, and needle points each, $7.50 915C. Morocco Case, silk-velvet lined, to fit No. 915 each, 1.25
Engineering instruments · Drawing instruments
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten10unit-553-371.webp)
