55 



Duration of cold in December, 1863, and January, 1864 — Continued. 



Place. 



ILLINOIS. 



Waverly . 

 Ottawa .. 



Tiskilwa 



Upper Alton. 

 Pekin 



GalesbuTff . 



Peoria 



Winnebaffo 



Augusta .. 

 Sandwich 



Manchester 



WISCONSIN. 



Manitowoc . . 

 Milwaukee . . 



Beloit 



Wevauwega. 

 Madison 



Superior* .. 

 Green Bay . 



Odanah . . . 

 Embarrass 



Geneva . . . 



Harrisonville 

 Canton 



Laborville . 

 •St. Louis . 

 Athens . . . 



Iowa Falls 



Lyons 



Pleasant Plain. 



Algona 



Independence 



December, 1863. 



Days of the month on 

 which the thermom- 

 eter was at zero or 

 lower. 



19, 31 

 19, 31 



19, 20, 31 

 19, 31 .... 

 19, 31 .... 



18, 19, 31 



19, 31 . . . 

 19, 30, 31 



18, 19, 31. 



19, 31 ... . 



19, 31 



20 



20, 31 ... . 

 19,31.... 

 15.20,31. 

 19,31..-. 



5,14,15,18,19,31. 



19,31. 



19,31. 



14,19,31..-. 

 18,19,30,31. 



31 ... . 



18,19,30,31. 



18,19,31. 

 18,19,31. 



15,18,19,30,31. 

 15,18,19,30,31. 





23 

 23 



26 

 19 

 22 



23 



21 

 26 



22 

 22 



23 



22 

 25 

 25 

 30 

 (a) 



31 



29 

 26 



22 

 24 



19 



'21 



30 



27 

 23 



31 



23 



January, 1864. 



Days of the month on 

 which the thermom- 

 eter was at zero or 

 lower. 



1,2.4,5,6,7,8,9,11- 

 1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3,4,5,6,7,8,9,11- 



1,2,4,5,6,8,9 



1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,5,6,7,8,9,11-.. 

 1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3.4,5,6,7,8,9,11. 

 1,2, 3, 4, .5, 6, 7, 8, 9, 



10,11. 

 1,2,5,6,7,8,9,11-.. 



1,2,3,4,5,6,7,8,9-. 

 1,2,3, 4,5,6,7,8,9,11. 

 1,2,3,4,.5,6,7,8,9,11. 



1,2,3,4,5,6,7,8,9, 

 10,11. 



* Stations of lake survey under direction of Colonel Graham. 



1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3,4,5,6,7,8,9- 

 1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3,4,5,6,7,8,9, 



10,11. 



1,4,5,6,7,8,9 



1,2,3,4,5,6,7,8,9, 

 10,11. 



1,2,5,6,8,9,11 



1,2,5,6,8,9,11 



1,2,4,5,6,7,8,9..-- 



1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3,4,5,6,7,8,9,11- 

 1,2,3,4,5,6,7,8,9, 



10,11,18. 

 1,2,3,4,5,6,7,8,9, 



10,11. 

 1,2,3,4,5,6,7,8,9, 



10,11,18. 



o First eight days omitted. 



