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METEOROLOGICAL OBSERVATIONS. 

 Daily and Monthly Barometric Means at Columbia Barracks, 1853. 



Observations at sunrise, 9 a. in., 3 p. m.,and 9 p. m. Readings corrected to 32. 



Mean for 131 days, 29. 939 inches. Altitude of Columbia Barracks, 57. 6 feet. 

 * A remarkably low point, occurring at all Pacific stations. Two observations only, at sunrise and 9 a. in. 



