Airco Davis Bournonville Oxyacetylene Welding and Cutting Apparatus Instructions: In Setting up and Operating By Books / Other Science, Technology, Engineering, Mathematics › Technology & Engineering Publisher: Air Reduction Sales Co., January 1929 Price $14.62 Free Shipping Send to a friend Used - Good Good condition. Paperback edition. (Welders, Reference, Manual, Instructions) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. $14.62 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.