00743nam a2200205 i 4500 1/4358 770725s1978 ilu b 00110 eng 0226723518 4603 DLC GR-PeUP 301.515 RO Rodgers, Daniel T. The work ethic in industrial America, 1850-1920 / Daniel T. Rodgers. Chicago : University of Chicago Press, 1978. xv, 300 p. ; 23 cm. Includes bibliographical references and index. Labor and laboring classes United States History. Work ethic United States. Middle classes United States History. INST UNIPILB MAIN 20040709 301.515 RO 00108253 00108253 LOAN 0 1