Richards, E. G. <br/><br/>
Mapping time :  the calendar and its history / 
E.G. Richards. 
 - New York :  Oxford University Press,  1952. 
 - xxi, 438 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [411]-428) and index. 
<br/><br/><label>ISBN: </label>0198504136 
<br/><br/><label>LCCN: </label>98024957 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calendar--History.<br/>Calendars--History.
<br/><br/><label>LC Class. No.: </label>CE 11  / .R5 1952