The letters of Lewis Mumford and Frederic J. Osborn :  a transatlantic dialogue, 1938-70 / 
edited by Michael R. Hughes. 
 - Bath :   Adams & Dart,  c1971. 
 - 493 p. ;  24 cm. 
<br/><br/> Index includes. 
<br/><br/>340  340 
<br/><br/><label>Subjects--Personal Names: </label><br/>Lewis Mumford.<br/>Frederic J. Osborn.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biography.
<br/><br/><label>Dewey Class. No.: </label>920 / H874e