THE SOURCE OF THE NILE. 6 7 i 



trade- winds are confined; fet off again i6° from the 32% 

 that is, half the diftance between the Cape of Good Hope 

 and the Line, and 16 between the Line and the Mediter- 

 ranean, and you have the limits of the tropical rains, 16 on 

 each fide of the equator : again, take half of 16 , which is 

 8°, and add it to the limit of the tropical rains, that is to 16% 



and you have 24°, which is the fituation of the tropics. 



There is fomething very remarkable in this difpofition. 



S^^"^ i 'Mg . 



CHAP. 



