72 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 79 



The readings of the barometer are all reduced to its level in 1900, 

 48.4 ft. above sea level. 



Heights of thermometers above ground were: 1873-1896, 40 ft.; 

 1897-1910, 14 ft.; 1911-1923, II ft. ; and of the rain gage, 1873-1896, 

 56 ft. ; 1897-1923, 76 ft. 



CHFAT.NNE. WYOMING 



Weather Bureau observations began Nov. i, 1870. Removals oc- 

 curred Feb. 21, 1872, June 21, 1874, Dec. i, 1883, Sept. 28, 1913. The 

 readings of the barometer are all reduced to its level in 1900, 6087.5 

 ft. above sea level. 



Heights of thermometers above ground were: 1874-1883, 15 ft.; 

 1884-1911, 56 ft.; 1912-1913, 58 ft.; 1914-1923, 84 ft.; and of the 

 rain gage, 1874-1883, 24 ft.; 1884-1911, 49 ft.; 1912-1913. 50 ft.; 

 1914-1923, 75 ft. 



CHICAGO, ILLINOIS 



Weather Bureau observations began Nov. i, 1870. Removals oc- 

 curred Oct. 15, 1871, June II, 1872, June 8, 1873, Jan. i, 1887, Feb. i, 

 1890, and July i, 1905. The readings of the barometer are all reduced 

 to its level in 1900, 823.3 ft. above sea level. 



Heights of thermometers above ground were : 1873-1886, 70 ft. ; 

 1887-1889, 146 ft. ; 1890-1904, 241 ft. ; 1905-1923, 140 ft. ; and of 

 the rain gage, 1873-1886, 93 ft.; 1887-1889. 132 ft.; 1890-1904, 238 

 ft.; 1905-1923, 133 ft. 



CINCINNATI, OHIO 



Weather Bureau observations began Nov. i, 1870. Removals oc- 

 curred July 6, 1877, Mar. i. 1885. and Apr. i, 1915. The barometer 

 readings are all reduced to its level in 1900, 627.8 ft. above sea level. 



Heights of thermometers above ground were: 1877-1884, 68 ft.; 

 1885-1914, 152 ft.; 1915-1923, II ft.; and of the rain gage, 1877- 

 1884, 76 ft.; 1884-1887, 149 ft.; 1888-1914, 145 ft.; 1915-1923, 3 ft. 



CORPUS CHRISTF, TEXAS 



Weather Bureau observations began Feb. i. 1887. Removals oc- 

 curred July 10. 1901, Nov. I, 1908. and Jan. i, 1921. The readings of 

 the barometer are all reduced to its level in 1900, 20.4 ft. above sea 

 level. 



Heights of thermometers above ground were: 1887-1901, 42 ft.; 

 1902-1908, 48 ft.; 1909-1920, 69 ft.; 1921-1923. II ft.; and of the 

 rain gage, 1887-1901, 34 ft.; 1902-1908, 38 ft.; 1909-1920, 61 ft.; 

 1 92 1-1923, 63 ft. 



