Sykes, Percy,  1867-1945 <br/><br/>
A history of exploration from the earliest times to the present day /  
Percy Sykes 
 - London :   George Routledge & Sons,   1934 
 - XIV, 374 páginas :   mapas ;  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Descubrimientos geográficos---Historia<br/>Exploradores
<br/><br/><label>Universal Decimal Class. No.: </label>910.4(091) 910.4-051