(Courtesy of the British Oxygen Co.)
Fig. 88.—Photograph Showing Square Piece Cut Out of a Steel Block 9 Inches Thick.
(Courtesy of the Davis-Bournonville Co.)
Fig. 89.—This is an Electrically Driven Oxy-acetylene Cutting Machine for Making Duplicate Cuts on Steel from a Drawing. Dies and many Irregular Forms may be Produced at Low Cost by it.
(Courtesy of the Davis-Bournonville Co.)
Fig. 90.—This Shows a Motor-driven Oxy-acetylene Device Particularly Adapted to Cutting Plates or Sheets into Round, Oval, or Irregular Forms with either Straight or Beveled Edges.