1162 



Oct 15 Oct 10 



Oct 10 



Oct 15 



Oct 10 



Oct 10 



Oct 15 



Oct 20 



• Oct 5 



Oct 10 



Oct 15 



Oct 20 



A\erage date of first killing frost in autumn based on data from 

 cooperative and other stations to 1930. 



(Courtesy U. S. Weather Bureau Office, Indianapolis, Indiana.) 



