00807nam0-2200253 --450 991062500130332120221117104921.020221117d1929----kmuy0itay5050 baengUS 001yy<<The >>United States railroad labor board and railway labor disputesa thesis in economics ...Frank Bird WardPhiladelphia°s.n.!192992 p.24 cm.University of Pennsylvania. Theses2838523itaWard,Frank Bird1264186ITUNINAREICATUNIMARCBK9910625001303321Dissert. 1 (28)11631FGBCFGBCUnited States railroad labor board and railway labor disputes2963538UNINA