Investigation of concentration of economic power / 

 - Washington:      Government Printing Office,  1941 
 - ix, 222p. :  22 cm. 
 -  Monograph no.1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 14, 15, 16, 20, 23, 24, 26, 28, 30, 32, 33, 34, 36, 37, 38, 39-A, 39, 42, 43,  .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic conditions--United States
<br/><br/><label>Dewey Class. No.: </label>330.973   / US-2