32 



Ninth Annual Keport of the 



MeTEOKO LOGICAL DaTA 



* Mean of the tri-daily observations. JMean of the maximum and minimnra by the Draper 

 tri-daily obsei-Tutions are derived by the foimula, (7 a. m. + 2 p. m. + 9 p. m. + 9 p. m.) -f 4. 

 four hours. (1) Voluntarr Observer. (2) U. S. Weather Buiean. (la) City Reservoir; (2a) 



(a) 2, 3, 4; (b) 2, 3; (c) 3,'4; (d) 3, 9; (c) 4, 5; (/) 1, 5, 18; (g) 25, 26; (h) 24, 25; (») 19, 20, 25; {j) 

 (m)5, 18, 20; (»)19, 21; (io) 1, 9, 30, 31 ; (a;) 19, 30, 31 ; (j/) 12, 18; (aa) 4, 18; (a6)18, 20; (ac) 7, 

 (bd) 4, 11; {be) 9. 30; (cc) 16, 22; (ed) 17, 29; (ce) 10, 21, 26, 28; (dd) 17, 28; (ae) 3, 29; {ee) 4, 28; 



