Mr. W. Whitaker on some Surrey Weth. 185 



Bermondsey. Park Street. Messrs. Boivron's. 



Boring made and communicated by Messrs. Isler & Co. 

 Plentiful supply of water. 



Thickness 



FT. IN. 



Dugr well (the rest bored, 7i inches diameter) 



[? Alluvium and ( Blue clay 8 6 



Eiver Drift.] 1 Gravel 13 



[Clay 37 6 



[London Clay, j Sandy clay 9 



OT^feet.] jCIay ". 17 10 



I Green sand [? Basement-bed] 3 2 



/Clay 5 



[Woolwich andH^°"l^'l''l'^y 8 



Beading Beds,-^ ^y "•; ^ ^ 



33 ^^t-] cK^^:!^!..:::::::::::::::::::::::::::::: I I 



IMottledclay 5 6 



[? Woolwich and Than et] Green sand 29 6 



[Thanet] Sand 28 6 



Chalk 163 



Chertsey. A second well (1888) at the Breioery. 



(Account of first well published in the ' Transactions ' for 1886, 

 p. 49.) 



Bored and communicated by Messrs. Isler. 



Made ground 



[River Gravel.] Ballast 



[BagshotJ Sand 



/Sand and blue clay [? passage- 

 beds] 23i 74 



Blue claj' ; with claystone at 155- 



sn'i'f '^tT' ■^ ^^^' claystone and pebbles at 



- ■-' 179-180, claystone and pyrites 



at 195-197 and 240-242, and 



claystone at 384-385 



/Green sand 



Mottled clay 



[Reading Beds,] Brown loamy sand 



104 feet.] j Sand and water 



Brown clay 



^ Green sand 



[London Clay, 



Chalk 



