Sykes, Percy Molesworth,  Sir,  1867-1945. <br/><br/>
A history of exploration :  from the ealiest times to the present day / 
Introd. by John K. Wright. 
 - New York :  Harper,  1961. 
 - 426 p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discoveries (in geography).<br/>Explorers.