HAECKEL,ERNST <br/><br/>
DAS SYSTEM DER MEDUSEN  

 -  JENA  1879 
 - XXV, 672P. : 35 CM 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SCIENCE
<br/><br/><label>Universal Decimal Class. No.: </label>2  / L15