510 



September. 



October. 



1902 



1903 



O 5% \0% 



Fig. 9. Relative frequency of winds from each of sixteen points. 

 Vernal 



JMarcli. 



April. 



1902 



1903 



O 5% 10% Z.0% 



u M u i 1 



Fig. 10. Jtcliilivc firi|iiriic-y cf winds from each of sixteen points. 



