1)Design of Weldments by Blodgett, 1963 copyright, eighth printing 1976,tabed and high lighting, hard cover

　　2)The Procedure handbook of arc welding, Lincoln electric, Twelfth ED. 1973, Welding preheat & interpass temp.(low hydogen) calculator included. hard cover,tab marking and high lighting

　　3)Welding handbook Vol. 1, eighth ed. 1987, Welding Technology AWS, clean, hard cover

　　4)Design of welded structures, Omer W. Blodgett, Twelfth ED. 1982, clean, hard cover

　　5) Welding handbook Vol.5, 7th Ed. AWS 1984

　　engineering, costs, quality and safety, clean, hard cover

　　5 books in good condition

　　Professional application $25.00 for all or $5ea