WHOLE VOL. NORTH AMF.KICA 733 



EDMONTON, CANADA 



Lat. 53° 33' N. Long. 113° 30' W. H„ = 2,158 ft. 



PRESSURE AT STATION: COR. TO 32° F. AND TO CRAV. AT 45° LAT 



Means of two observations daily (8*" and 20'', 135tli mer.) 

 27 inches + 



