Keller, Helen Rex <br/><br/>
The dictionary of dates / 
by Helen Rex Keller 
 - New York :  Hafner Publishing Company,  1971 
 - 2 v. ;  26 cm. 
<br/><br/>v. 1. The old world.--v. 2. The new world 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chronology, Historical<br/>History--Dictionaries