National apprenticeship standards for roofers, damp and waterproof workers
By: developed and adopted by the National Joint Apprenticeship and Training Committee for the Roofing, Damp and Waterproofing Industry in cooperation with the Bureau of Apprenticeship and Training, U.S. Department of Labor.
Contributors: United States. Bureau of Apprenticeship and Training.
Edition: Revised 1976.
Publisher: Dept. of Labor, Employment and Training Administration, Bureau of Apprenticeship and Training
Published: 1976
Place of publication: [Washington]
Language: eng
Number of pages: 37
Subjects: Apprentices -- United States.; Roofing.; Dampness in buildings.