[To face]). 80. 

 c. Section of Deep Well, Ports7nouth Bochjanl. 



Grrey, brown, and yellow clay. 



Brown clay and sand. 



Blue clay and sand. 



Light brown clay, very sandy. 



Brown sandy clay, and thin layers 

 of stone. 



Blue clay, with pyrites and thin 

 layers of stone." 



Blue clay and pebbles. 

 Sand and pebbles. 

 Hard stone. 



Fine sand, very hard. 



Hard stone, nith shells and foiails. 

 Fine sand. 



gs Alternations of blue clay and sand. 



Blue clay, with thin layers of clay- 

 stone. 



Mixture of blue clay, sand, and 

 mottled clay. 



