DIAGRAM I. 
Feet below 
Surface 
so 
sya 
ARTESIA 
TRENT. 
Messrs. SALT & Co., 
Wetmore Road. 
Gravel. 
Gypseous 
Marl. 
Gypseous Marl, with 
Sand and Pebbles. 
Messrs. BELL & Co., 
Lichfield Street. 
Gravel. 
——— 00 
