Nujm.- Geographical CortcepUans of Cdharibus 



Jmeruxm Geogr. Soc. UBsearcii Series N°24. Pl.H. 



MAP ILLUSTRATING THE GEOGRAPHICAL IDEAS OF COLUIVIBUS CONCERNING THE POSITION OF THE EASTERN COAST OF ASIA IN RELATION TO HIS FOURTH VOYAGE 



a according to the contemporary knowledge 

 which formed the basis of Columbus' conception 

 (southern coast ■ — ■ — according to Ptolemy, 



Cajryright,13Z.4; by t^ir Ajii^ricu/i liengraphicaL Sociefy ofNetyJarlt:. 



Eastern coast of Asia according to Behaim transposed to 

 the east so as to bring the cape at Zaitun on same 

 meridian os eastern end of Cuba, which Columbus took for Asia. 



Coast of America according to the world map of Juan de la Cosa 

 1500, incorporating Uie discoveries up to that date 



Coastal outlines in their true position according to modem maps 



===^= Route Columbus believed he was following along the coast 

 of Asia on his fourth voyage and continuation he 

 hod at one time considered following to reach India. 



