.^^ 40 



C.2e 



tn CO 



30 



20 - 



10 - 



- 



-10 - 



o Z 



^ 2-20 

 o 







^^^ 



/ 



J__l L 



^ 

 ,''^ 



:^ 



7=- 



■ ■ ■ 



-1,000 -500 500 



Distance from South Jetty (m) 



1,000 



LEGEND 



1976 











1975 



t 



A 



1971 

 1969 



X 



K 







1967 



• 



« 



B. 



A. 



Figure 7. Different formats depicting changes in the shoreline adjacent to the Pentwater jetties. 

 The top format {also used in Figures 8 and 9) was obtained from the unexaggcrated aerial 

 view by a two-step transformation (A to B, then B to C) . 



18 



