LIST OF PLATES. 



Plate 1. 



Plate 2. 



Plate 3. 



Plate 4. 



Plate 5. 



Plate 6. 



Plate T. 



Plate 8. 



Plate 9. 



Plate 10 



Plate 11 



Plate 12 



Plate ] 3 



Plate U 

 Plate 15 

 Plate 16 

 Plate 17, 

 Plate 18, 

 Plate 19 

 Plate 20, 



Animal Direction of the Upper and Lower Current in the United States. 



Mean Annual Direction of the Wind ia the Arctic Regions. 



Mean Annual Direction of the Winds of the Globe, between 80° North Latitude and 56° 



South Latitude. 

 Mean Direction of the Wind, for the Four Seasons, in the Antarctic Regions. 

 Mean Direction of the Wind, in the Summer (June, July and August), between 80° 



North Latitude and 56° South Latitude. 

 Mean Direction of the Wind, in the Winter (December, January and February), between 



80° North Latitude and 56° South Latitude. 

 Mean Direction of the Wind, ia the Four Seasons, between 80° North Latitude and 56° 



South Latitude. 

 Mean Direction of the Wind, in the Four Seasons, in the United States. 

 Mean Direction of the Wind, in the Four Seasons, in Europe. 

 Monsoon Influences, in the Four Seasons, between 80^ North Latitude and 56° South 



Latitude. 

 Monsoon Influences, in the Four Seasons, in the United States. 

 Monsoon Influences, in the Four Seasons, in Europe. 



Mean Annual Direction of the Wind in the United States : showing the Resultants 

 obtained by taking the Telocity into account, as compared with those derived from 

 Time only. 

 Maps of Isobars or Lines of Equal Atmospheric Pressure at Sea-level, for the Year, 



January and July. 

 Relative Prevalence of Winds from the Different Points of the Compass, in Summer 



and Winter, in the Arctic Regions. 

 Relative Prevalence of Winds from the Different Points of the Compass, in Summer and 



Winter, in Europe, south of Latitude 60°. 

 Relative Prevalence of Winds from the Different Points of the Compass, in Summer 



and Winter, in Asia and Africa, between 25° and 60° North Latitude. 

 Relative Prevalence of Winds from the Different Points of the Compass, in Summer 



and Winter, in the Tropical Regions, North of the Equator. 

 Relative Prevalence of Winds from the Different Points of the Compass, in Summer 



and Winter, in the Tropical Regions, South of the Equator. 

 Relative Prevalence of Winds from the Different Points of the Compass, in Summer 

 and Winter, in the Southern Temperate Zone, between Latitude 25° and 60' 

 South. 



( V ) 



