National standards for steamfitting apprenticeship including suggestions for putting national standards into operation in local communities
National Joint Steamfitting Apprenticeship Committee
creator
United States
Federal Committee on Apprenticeship.
text
dcu
Washington
U.S. Govt. Print. Off.
1939
monographic
eng
v, 11 p. incl. facsims. 27 cm.
Prepared by National Joint Steamfitting Apprenticeship Committee, in cooperation with Federal Committee on Apprenticeship, approved by Heating, Piping, and Air Conditioning Contractors' National Association and the United Association of Journeyman Plumbers and Steamfitters.
At head of title: United States Dept. of Labor ... Division of Labor Standards.
Apprentices
United States
HD4885.U5 N28
[U.S. Dept. of Labor. Division of Labor Standards] Bulletin no. 28
l 39000043
U.S. Dept. of labor. Libr.
800319
20260227111536.0
l 39000043