-150 -125 -100 -75 -50 -25 

 DISTfiNCE I M) 



\- SHORELINE POSITION 

 VERTICPL DRTUM IS MSL 

 HORIZONTAL DATUM IS 



MEAN SHORELINE POSITION 

 10 DEC 70-5 RPR 7« 

 X EXTRAPOLATED DRTUM 



O FIRST SURVEY 

 \ SECOND SURVEY 



LINE DATE 



1 8FEB72-23FEB72 



8FEB72-23FEB72 



8FEB72-23FEB72 



9FEB72-2yFEB72 



9FEB72-24FEB72 



9FEB72-2iiFEB72 



10FEB72-2yFEB72 



8 10FEB72-211FEB72 



10FEB72-25FEB72 



10 11FEB72-25FEB72 



25 50 75 100 



Figure 14. Profile comparisons for surveys for profile lines 

 at Cape Cod, Mass. 



15 



