2 14 16 18 iO 



22 



24 26 28 30 32 34 



i 













— 





M 



O STAT ON 

 ;; STATION 



37 

 59 



(1 AUG. 65) _U 

 (13 SEPT 65) ~f 





1 



V^ 



20 



— 



/jT 



30 



— 



'f r ~~ 



40 



-/ 



' / 



50 



■^ 



/ 



E 60 







5 70 





\\ 



a 80 





1 



90 







100 





> 



110 







120 









130 





r 



140 



—I 







J 





O STATION 42 (2 AUG 65) 

 ;-, STATION 58 (12 SEPT 65) 



-\* 



130- 



MoLot 



-rFw=t=n 



O STATION 51 (3 AUG 65) 

 — ;; STATION 60 (13 SEPT 65) 



FIGURE 7. Temporal Changes at Certain Locations 



17 



