REPORT ON ATMOSPHERIC CIRCULATION. 



TABLE III. 



Showing from the Challenger Observations the Deviations each Two Hours 

 from the Mean Daily Atmospheric Pressure, 1872-1876. 



N.B.— The Heavy Figures show a Pressure above the Mean, the Italic Figures below it, the 

 Differences being expressed in Thousandths of an Inch. 



A Minus before Latitudes signifies Latitude South, and before Longitudes it signifies Longitude West. 



