56 Mr. William Whitaker on some 



[London Clay, ( Clay 79 



82 ft.] I Sand and water [? basement-bed] '6 



/"Mottled clay 



r-D T T> 1 Sand (very strong spring) 3 



^ tri 1 1 ^'^°"i^^^ '^i^y ...1. .....t. 16 



■J Very hard white stone 6 



VPebbles in sand 31 



Grev [Thanet] Sand 40 



Chalk 108 



320 



Lambeth — r/ie N'ew Union. 1872. 



About 12 feet above Ordnance Datum. 



Sunk and communicated by Messrs. S. F. Baker & Sons. 



Gravel 25 



London Clay 51 



/"Bed of oyster-shells 2^ 



Solid stone, with small shells ... 2 

 Sand, like Thanet Sand, with an 



unmense body of water 2&\ 



Mottled clay 14 



Green sand and pebbles ['? wholly 



or in great part Thanet Sand] 47 



To Chalk 168 



[Woolwich and 

 Beading Beds, 



and 

 Thanet Sand.] 



According to Mr. J. Lucas (Journ. Soc. Arts, vol. xxv., p. 610), 

 carried to a depth of 300 feet. Water-level before pumping, in 

 April, 1877, G8 feet below ground. Pumped at the rate of 3800 

 gallons an hour. 



Leatherhead. — St. John's Foundation School. 



Communicated by the Head Master, the Eev. E. C. Hawkins. 

 Average daily consumption about 1000 gallons. 



Sm'face moiild 1 



Loam and flints •••••••••••-• [about 30 ft. 



Sand, perhaps nearly 10 leet 



Blue Clay | "? clayey green sand] j 



Chalk. ...\.. ! „ 70 „ 



Maiden. 



Dr. J. Mitchell's MSS., vol. ii., p. 217. 

 Water rose to the surface. 

 Through blue clay to black sand, 401 feet. 

 [This thickness must include both London Clay and Reading 

 Beds.] 



