145 



The two last sections did not go through the drift beds ; 

 but at a few hundred yards to the north of the last bore, 

 and at about the same elevation also in Three Gates, the 

 following beds were found : — 



ft. in. 



Soil 1 



Light Marl 4 6 



Sand 6 



Blue Marl 5 8 



Sand 11 



Brown Marl 10 4 



Sand 17 



Blue Marl 7 



Sand 2 6 



Brown Marl 7 



Sand 4 6 



Marl 33 6 



Loam 2 



Marl 2 6 



Loam 21 



Sand 50 6 



Hard Stone (Boulder) 1 6 



StonyMarl 2 6 



Hard Stone (Boulder) 1 



StonyMarl 30 



Book Leaf Marl 4 6 



Mixture 7 6 



Brown Rock 



227 8 

 The elevation of the bore hole was 460 feet above the level 

 of the sea, and about a quarter of a mile to the West of 

 Tandle Hill, which rises to an elevation of 750 feet, and is 

 composed of sand and loam to the top, so probably the drift 

 beds here may attain the great thickness of 510 feet assum- 

 ing that the coal measures at the bore and under the hill are 

 on the same level, a thickness much greater than has bee a 



