Bob Bergman wrote: > > It is a 81 page book, short and to the point. It has metallurgical > information but not text book type.Materials are described by use, > composition,properties and welding procedures. It has a spark test > diagram. It covers ferrous,non-ferrous,tempering and hardening.A good > quick reference book. Bob Bob, Thanks alot, that was a help help. Cheers, Bill Woolley