FOURTH ANNUAL YEAR BOOK — PART II. 



141 



DUBUQUE FROST DATA. 



LATEST KIM.ING B ROST 

 .•«PKING. 



fl i: ?' 

 |S5 



EARLIEST KILr.TNG FRO.-T IN 

 AUTUMN. 





1873. 

 1874. 

 1875. 

 1876. 

 1877. 

 1878. 

 1879. 

 1880. 

 1881. 

 1882. 

 1883. 

 1884. 

 1885. 

 1886. 

 1887. 

 1888. 

 1889. 

 1890. 

 1891. 

 1«92. 

 1893. 

 1894. 



1897. 

 1898. 

 1899. 

 1900. 

 1901. 

 1902. 



Averape 



April. . 

 May.. . 

 May. . . 

 May. 

 March 

 April. . 

 April. . 

 April . . 

 May. . . 

 May. . 

 April . . 

 May. . . 

 April . 

 April.. 

 May. . . 

 April. . 

 May. 

 April. 

 Ai)ril. . 

 April . . 

 April.. 

 May. . . 

 April . . 

 April. . 

 April. . 

 April. . 

 April. . 

 April. . 

 April. . 



Ara-il . . 



October . . . . 

 October . . . . 

 October . . . . 

 October . . . . 

 Octc ber . . . . 



October 



October 



October . . . . 

 No vera her . 



October 



October . . . . 



October 



October 



October 



October . . . . 

 September. 

 Septt mbev . 

 September. 

 October . . . 

 October . . . . 

 September . 

 October . . . . 



OctoVer 



October 



October . . . . 

 October . . . 

 September. . 

 November . 

 October . . . . 

 October 



19 I October 



12!. 



KEOKUK FROST DATA. 



LATEST KTLl.ING FROST IN 

 SPRING. 



EARLIEST KILLING FROST IN 

 AUTCJMJN. 





1873. 



1874. 

 1875. 

 1876. 

 1877. 

 1878. 

 1879. 

 1880. 

 1881. 

 1882. 

 1883. 

 1884. 

 1885. 

 1886. 

 1887. 



1889. 

 1890. 

 1891. 

 189i. 



1894. 

 1895. 

 1896. 

 1897. 

 1898. 



April . 

 March 

 April . 

 April . 

 March 

 April . 

 April . 

 April . 

 March 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . 

 April . . 

 April . 

 April . 

 April . . 

 April . 



23 

 2 

 2 

 8 



4 

 13 



17 



16 ' 



22 1 



24 

 8 I 

 8 1 

 6 ' 



20 I 

 6 

 10 I 



6 i 

 23 

 12 

 14 



4 

 19 



6 

 16 



October . . . 

 October. . 

 September 

 October. . 

 November 

 October. . 

 (.)ctober . 

 October. . . 

 October. . . 

 November 

 October . . . 

 October — 

 October — 

 October — 

 September 

 September 

 Septembei- 



October 



October 



October 



October. . . 

 October — 

 September 

 October — 



October 



October — 

 September 



190 

 S29 

 187 

 215 

 228 

 193 

 169 

 190 

 235 

 172 

 197 

 ItiO 

 177 

 206 

 160 

 1 74 

 191 

 IPS 

 199 

 174 

 179 

 169 

 198 

 192 

 190 

 195 



