Delbruck, Hans . <br/><br/>
Numbers in History /  Textual Documents 
Hans Delbruck. 
 - 1st ed / 
 - London :  University of London Press ,  1913. 
 - 77p ;  20 cm. 
<br/><br/><label>Subjects--Index Terms: </label>History T/G-History 
<br/><br/><label>Dewey Class. No.: </label>940  / D 376 N