Simple blueprint reading, with particular reference to welding and welding symbols, welding symbols as standardized by the American Welding Society /

Simple blueprint reading, with particular reference to welding and welding symbols, welding symbols as standardized by the American Welding Society /

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Bibliographic Details
Main Author:	12576 Lincoln Electric Company
Format:
Published:	Cleveland, 1948
Subjects:	Blueprints Welding