Brooks, Polly Schoyer. <br/><br/>
The world of walls :  the Middle Ages in Western Europe / 
[by] Polly Schoyer Brooks [and] Nancy Zinsser Walworth. 
 - [S.l.] :  Lippincott,  1966. 
 - 256 p. :  ill., maps. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>66008605 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Middle Ages--History.<br/>Biography.
<br/><br/><label>Dewey Class. No.: </label>940.1