Prepared by AWS Committee on Brazing and Soldering under the direction of AWS Technical Activities Committee, approved by AWS Board of Directors, April 1, 1977American Welding Societyc1978
prepared by AWS Committee on Brazing and Soldering ; under the direction of AWS Technical Activities Committee ; Edward A. Fenton, technical secretaryAmerican Welding Society : trade distributor Reinhold[c1963]
Prepared by AWS Committee on Brazing and Soldering under direction of AWS Technical Activities Committee, Edward A. Fenton, technical secretaryAmerican Welding Society1959