1970 



Figure 13. Cumulative change in high water line position east 

 of profile line 4 (U.S. Army Engineer District, 

 Wilmington, 19 73). 



1970 



Figure 14. Comparison of cumulative change in position of 

 high water line and dune line west of profile 

 line 4 from aerial photo analysis (U.S. Army 

 Engineer District, Wilmington, 1973). Solid 

 line from Corps of Engineers study. 



30 



