Kaplan, Justin. <br/><br/>
Mr. Clemens and Mark Twain :  a biography. 

 - New York :  Simon and Schuster,  1966 
 - 424 p. :  illus. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/> Open. 
<br/><br/><label>LCCN: </label>6617603  
<br/><br/><label>Subjects--Personal Names: </label><br/>Clemens, Samuel L, 1835-1910.