954 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 79 



WASHINGTON, UNITED STATES 



I.at. 38° 54' X. Lons. 77" 3' W. H„ = 112 ft. 



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



Means of two observations daily cor. to mean of 24 hours 



29 inches + 



M'ns 1.005 



.931 



.886 



.870 



.868 



.872 



.892 



.964 



.969 



.986 .998 



.935 



