01037cam a22002651 4500 l 41000065 DLC 20260227111537.0 780427s1939 xx 000 0 eng c l 41000065 (OCoLC)3834635 U.S. Dept. of labor. Libr. OT DLC premarc TT23 .A5 1939 658.2069 United States Employment Service Job descriptions for industrial service and maintenance jobs. Prepared by the Job analysis and information section, Division of standards and research. June 1939. United States Department of labor, Frances Perkins, secretary. United States Employment service, William H. Stead, chief executive officer. Washington, U.S. Govt. print. off., 1939. xxi, 265 p. 23 x 18 cm. "Glossary": p. 245-250. Bibliography: p. xxi. Industrial arts. Occupations. Industrial service and maintenance jobs. 36368 36368