research performed at Battelle-Columbus Laboratories under contract with the American Welding Society and supported by industry contributions ; under the direction of the AWS Research Committee on Safety and Health ; edited by F.Y. Speight and H.C. CampbellAmerican Welding Societyc1979
Other Libraries in Japan
Author Heading...Hallock Cowles American Welding Society. Safety and Health Committee American Welding Society