THE LAST EXPEDITION OF CHAKLES FRANCIS HALL. 779 



EASTERN HEMISPHERE. 



[In the Eastern Hemisphere, the Polar World includes the space between the Pole 

 and latitude 60° North, and between the Pole and latitude 40° South. The Tem- 

 perate Zones are between latitude 60*^ and 30° North, and 60° and 30^* South. The 

 Tropical Zones in both hemispheres lie on each side of the Equator between latitude 

 30Q North, and 30° South.] 



