Albany, N.Y. <br/><br/>
Education Department Bulletin No;516 April 1, 1912 

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 - New York   University State New York  1894 
 - 217p. : ill , map ; 21 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Universal Decimal Class. No.: </label>3a  / B7