CONTENTS 



Introduction i 



1. Hadley, 1735. Concerning the cause of the general trade 



winds 5 



II. Poisson, 1837. O n tne motion of projectiles in the air, tak- 

 ing into consideration the rotation of the earth 8 



III. Tracy, 1843. On the rotary action of storms 16 



IV. Braschmann and Erman, 1859-1862. The influence of the 



diurnal rotation of the earth on constrained horizontal 



motions, either uniform or variable 23 



V. Erman, 1868. On the steady motions or the average con- 

 dition of the earth's atmosphere 31 



VI. Kerber, 1881. The limit of the atmosphere of the earth 43 



VII. Sprung, 1 88 1. On the paths of particles moving freely on the 

 rotating surface of the earth and their significance in 



meteorology 57 



VIII. Pockels, 1901. The theory of the formation of precipitation 



on mountain slopes 80 



IX. Gorodensky, 1904. Researches relative to the influence of 

 the diurnal rotation of the earth on atmospheric disturb- 

 ances 105 



X. Gold, 1908. The relation between wind velocity at 1000 



meters altitude and the surface pressure distribution .... 113 

 XL Guldberg and Mohn, 1876-1883. Studies on the movements 



of the atmosphere 122 



XII. von Bezold, 1892-1906. On the thermodynamics of the atmos- 

 phere : fourth memoir 249 



XIII. von Bezold, 1900-1906. On the thermodynamics of the 



atmosphere: fifth communication 280 



XIV. von Bezold, 1900-1906. Theoretical considerations relative 



to the results of the scientific balloon ascensions of the 

 German Association at Berlin for the promotion of 

 aeronautics 285 



XV. von Bezold, 1884-1906. On the reduction of the humidity 



data obtained in balloon ascensions 326 



XVI. von Bezold, 1898-1906. On the changes of temperature in 



ascending and descending currents of air 334 



XVII. von Bezold, 1890-1906. On the theory of cyclones 344 



XVIII. von Bezold, 1901-1906. On the representation of the distri- 

 bution of atmospheric pressure by surfaces of equal pres- 

 sure and by isobars 366 



XIX. von Bezold, 1892-1906. The interchange of heat at the 



surface of the earth and in the atmosphere 376 



XX. von Bezold, 1901-1906. On climatological averages for com- 

 plete small circles of latitude 416 



