Johannsen, Robert Walter, 1925-  Johannsen, Robert Walter, 1925- <br/><br/>
The Union in crisis, 1850-1877, 
edited by Robert W. Johannsen. 
 - New York,  Free Press  [c1965] 
 - Sources in American history ;  5 .
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>65011899 //r70 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States -- History -- 1849-1877 -- Sources.--United States -- History -- 1849-1877 -- Sources.--United States -- History -- 1849-1877 -- Sources.--United States -- History -- 1849-1877 -- Sources.
<br/><br/><label>LC Class. No.: </label>E415.7  / .J68 
<br/><br/><label>Dewey Class. No.: </label>973.7