26 SEP 73 





17 FEB 74 





<uf tf 



r/ 

 / 



B 



12 FEB 75 



20 JAN 76 





P 



•v^V 



o/ 



/ 



FIG 7. Outline maps of the exposed delta as digitized from LANDSAT 

 photos. After Rouse et at. 1978. 



356 



