175 



172 



Station 6.5 



23 Sept 1976 



13 Aug. 1975 



22 July 1967 



110 100 90 80 70 60 50 40 30 20 



Diitonce from Bot« (m) 



-10 -20 -30 -40 



Stotion 7 



12 Sept, 1976 



13 Aug. 1975 



5 May 1971 



16 May 1969 



22 July 1967 



Windblown from 



100 90 60 70 60 50 40 30 20 10 



Distance from Base (m) 



-20 -30 -40 -50 



60 



