00613nam a22001811 4500 1/12851 980520s1950 enk 000 0 eng d 13298 DLC GR-PeUP 331.8 BR United States Department of Labor. Brief history of the American labor movement/ United States Department of Labor. Washington: U.S. Government Printing Office, [1950]. 66p.; 18 cm. Bulletin ; Labor movement United States. Bulletin. INST UNIPILB MAIN 20040709 331.8 BR 00128872 00128872 LOAN 0 1