Usselman, Steven W. <br/><br/>
Regulating railroad innovation  business, technology, and politics in America, 1840-1920 /  [electronic resource] 
Steven W. Usselman. 
 - Cambridge, UK ;  Cambridge University Press,  c2002. 
 - xv, 398 p. :  ill. ;  24 cm. 
 - ACLS Humanities E-Book. .
<br/><br/> E-Book-ACLS / Zugriff nur im DHI-Lesesaal  American Council of Learned Societies/ https://www.humanitiesebook.org/about/ 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Standard No.: </label>2027/heb07797  hdl 
<br/><br/><label>Subjects--Topical Terms: </label>--History.--United States--Technological innovations.
<br/><br/><label>Subjects--Index Terms: </label>Railroads Railroads