Tentative standard qualification procedure;
Tentative standard qualification procedure;
prepared by Committee on Standard Qualification Procedure and Committee on Grouping of Materials for Procedure and Operator Qualification.
- 1941
- New York, American Welding Society c1941.
- 39 p. illus. 26 cm.
Cover-title.
Welding.
Welding--Standards.
MCE
671.52 / TEN
Cover-title.
Welding.
Welding--Standards.
MCE
671.52 / TEN