Artco Tools.

New York: American Rotary Tools Co., Inc., n.d. [ca. 1935.] Quarto, stiff black wrappers with red lettering, ring-bound, [2], 30 pp. Illustrated throughout. Includes: Burs, gravers, cutters, rotary grinding wheels, mounted brushes, files, drills, reamers, chisels, and riffle files. Fine.