Marshall, David. <br/><br/>
Explorers. 

 - New York :  Mallard Press,  c1992. 
 - 77 p. :  ill. (chiefly col.) ;  35 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0792458249 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discoveries in geography--History.<br/>Explorers--Biography.