Bartsch, Paul. <br/><br/>
Report on the Turton collection of South African marine Mollusks, with additional notes on other South African shells contained in the united states national museum 

 - Washington  Government printing office  1915 
 -  305p. : ill ; 24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1915<br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>2a  / G13