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National standards for steamfitting apprenticeship, including suggestions for putting national standards into operation in local communities.

Bibliographic Details
Corporate Author: United States. Division of Labor Standards
Format: Government Document eBook
Language:English
Published: [Washington] : [s.n.], 1939.
Subjects:
Apprentices > United States.
Apprenticeship programs.
Online Access:Electronic resource (PDF)
Description
Physical Description:1 online resource (19 pages), digital, PDF file