WHOLE \()L. NOTES. NORTH AMERICA 79 



July I, 1904, Jan. i, 191 1, and July i, 191 8. The readings of the 

 barometer are all reduced to its level in 1900, 836.8 ft. above sea level. 

 Heights of thermometers above ground were: 1878-1882, 32 ft.; 

 1883-1885, 44 ft.; 1886-1902, 114 ft.; 1903, 102 ft.; 1904-1910, 171 

 ft.; 1911-1917, 201 ft.; 1918-1923, 236 ft.; and of rain gage, 1878- 

 1882, 58 ft. ; 1883-1885, 61 ft. ; 1886-1896, 108 ft. ; 1897-1903, 93 ft. ; 

 1904-1910, 163 ft.; 1911-1917, 196 ft.; 1918-1923, 228 ft. 



SALT LAKE CITY, UTAH 



Weather Bureau observations began Mar. 19, 1874. Removals oc- 

 curred July I, 1876, Aug. I, 1891, Mar. 19, 1899, and July i, 1909. 

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

 4366.4 ft. above sea level. 



Heights of thermometers above ground were: 1874-1875, 30 ft.; 

 1876-1885, 52 ft.; 1886-1891, 92 ft.; 1892-1898, 83 ft.; 1899-1908, 

 105 ft.; 1909-1923, 163 ft.; and of the rain gage, 1874-1875, 43 ft.; 

 1876-1885, 75 ft. ; 1886-1888, 79 ft. ; 1889-1891, 82 ft. ; 1892-1898, 75 

 ft.; 1899-1908, 97 ft. ; 1909-1923, 156 ft. 



SAN DIEGO, CALIFORNIA 



Weather Bureau observations began Nov. i, 1871. Removals oc- 

 curred Oct. 30, 1875, Apr. 24, 1878, Apr. i, 1886, Jan. i, 1889, May i, 

 1895, May I, 1897, Apr. i, 1913. The readings of the barometer are 

 all reduced to its level in 1900, 86.8 ft. above sea level. 



Heights of thermometers above ground were: 1875-1877, 23 ft.; 

 1878-1885, 19 ft.; 1886-1888, 23 ft.; 1889-1894, 73 ft.; 1895-1896, 

 59 ft. ; 1897-1912, 95 ft. ; 1913-1923, 62 ft. ; and of the rain gage, 

 1875-1877, 42 ft.; 1878-1885, 30 ft.; 1886-1888, 42 ft.; 1889-1894, 

 64 ft.; 1895-1896, 52 ft.; 1897-1912, 86 ft.; 1913-1923, 55 ft. 



SAN FRANCISCO, CALIFORNIA 



Weather Bureau observations began Feb. 2, 187 1. Removals oc- 

 curred Sept. 4, 1890, Nov. I, 1892, May i and Oct. i, 1906, and 

 Oct. 22, 1914. The readings of the barometer are all reduced to its 

 level in 1900, 155.3 ft. above sea level. 



Heights of thermometers above ground were: 1881-1882, 48 ft.; 

 1871-1890, 45 ft.; 1891-1892, 109 ft.; 1893-1905, 161 ft.; 1906, 25 

 ft.; 1907-1914, 200 ft.; 1915-1918, 209 ft.; 1919-1923, 208 ft.; and 

 of the rain gage, 1871-1890, 68 ft.; 1891-1892, loi ft.; 1893-1905, 

 154 ft.; 1906, 40 ft.; 1907-1914. 191 ft.; 1915-1918, 200 ft.; 1919- 

 1923, 202 ft. 



