Gear's illustrated catalogue of wood and iron working machinery (1872)
A.S. Gear, Gear, A. S · Boston : Printed at A.S. Gear's printing office, 62 Sudbury Street · leaf 117
The above cut represents a patent Hand Bolt Cutter. Each machme is furnished with a set of seven taps anddies, from J to | of an inch. ?ktei|t ^gkw S^iliii^ ^Ikdliiiie. … This is a newly invented and patented machine, designed particularly for filing band saws, scroll saws, and anystraight saws, of uniform width. It is wholly automatic, the saw being held by clamps, and fed along for any sizeof tooth, which can be regulated by a screw, and the tooth is cut by a…
