LIST OP PLATES. 



SEE PAGE 



I. Map of the Northern Hemisphere, showing the position of the meteorological stations . 24 



II., III., IV., v., and VI. Wind roses, showing the distribution of the winds at the different 



stations .......... 108 



VII., VIII., IX., and X. Mcrcator's Charts, showing the mean resultants of the winds at the 



different station.?, both annual and monthly ...... 132 



XI. and XII. Mercator's Charts, showing the direction and amount of the forces that deflect the 



wind from its mean annual cour.se in the different months of the year . . . 170 



XIII. Winds off the west coast of Africa. — Wind ro.ses, showing the relative force and velocity of 



the different winds, and the effects of the same on the mean resultants . . . 172 



r U B L I S II E 1) D Y THE S M I T 11 .'i O N I A N INSTITUTION, 

 WASHINGTON, D. C. 



NOVEMBER, 1853. 



