cam a22 2 4500 151059209 CHVBK 20200623100715.0 890817s1932 xxu b||| 001 0 eng|d (OCoLC)20189873 (NEBIS)003475634 WAU SzZuIDS NEBIS ZBZ Cahill Marion Cotter Shorter hours a study of the movement since the Civil War by Marion Cotter Cahill New York Columbia University Press 1932 301 p. Diss. phil. Columbia University, 1932 Includes bibliographical references (p. 289-293) and index Hours of labor United States Hours of labor United States History Labor United States History Labor laws and legislation United States Hochschulschrift gnd-content u USA / Arbeit, Arbeiter / 1920- ersch idszbz Z9 BK020300 XK020000 XK020000 1 Hochschulschrift = Thèse/Mémoire MedeaZBZ idszbz ZR NEBIS Z01 Z01 06 ED 358 NEBIS 100 1- Cahill Marion Cotter SWISSBIB 151059209