Cochran, Thomas C. The age of enterprise : a social history of industrial America / Thomas C. Cochran and William Miller. - New York : The macmillan company, c 1943. - x, 396 p. ; 22 cm. Includes index. Bibliography : p. 359-368. 337 337 Subjects--Geographic Terms: United States--Economic conditions. Dewey Class. No.: 330.973 / C643a