National Joint Apprenticeship and Training Committee for the Roofing Industry creator text dcu Washington] U.S. Dept. of Labor, Manpower Administration, Bureau of Apprenticeship and Training 1965 [Rev. monographic eng

print

vi, 33 p. illus. 24 cm. Cover title. Earlier edition issued in 1946 by the National Roofing Contractors' Association under title: National pattern for local apprenticeship standards in the roofing industry. n-us--- Apprentices United States Roofing HD4885.U5 N2612 National Roofing Contractors' Association. l 65000016 U.S. Dept. of Labor Library 810203 20260227111548.0 l 65000016