42 Mr. W. Whitaker on some Surrey Wells. 
Thickness Depth 
FT. IN. ‘FT. IN. 
Surface and Ashes ....:..cssqu-ccsesssenseccorsssseres 5 0 5 0 
MellowiGlay iysseessscassesseesesa 12 0 17 0 
Blue clay, with clay-stones(1 ft. 
at 32 feet, 4 in. at 47 feet, 
6in. at 50 feet, 1 ft. at 
55 feet, 14 ft. at 953 feet) 124 0 141 O 
ee rs a tery auiseaid date sacs. 10 142 0 
te pee ie lie sc ccheseene teeter ees tu oes 2 0 144 0 
IBIMIGNGIBY  ccrscarscsnerssss-evecee 4 0 148 0 
Rte g Gly. crsctecrescbccr= +60 3 4 151 4 
Blue clay (specimen of lignite, 
from 1634 to 1643) ...... 17), Bo S169sse 
Mottled! clay :22.-c-s0se--+.00- 7 0 6 0 
Light mottled clay ............ 5 0 181 O 
| Woolwich and ] Mottled Gliiy:c--.-.20.--c-50-00s- 4 0 185 0 
Reading Beds} Shellsiiscs.ccsse-cctccscrseseosecses 1) 2) 1see 
32 feet. | Mottled clay .........0..ssscesee 7 8 193 10 
Black peaty clay ............0+ 0 6 194 4 
BHD Y CLA Visrcaceesoepecer ste en ners 6 8 (20080 
GOON BANG: aesuerevea descends wae 22 0 223 0 
[Ppeneh Bans J Dark green sand .........0es00 0 6 2238 6 
eet] (Pebbles and flints ...........04. 1 6 2% 0 
Ciba Ny eateetan ts ecentta os .cducess~cecphsassesseececelcse 10 0 235 0O 
Perhaps the London Clay should only be carried to 141 feet. 
Merton. Raynes Park. Trial boring, for the Southwark and 
Vaurhall Water Co. 1897. 
Communicated by Mr. J. W. Restier, Engineer to the Co. 
A little over 43 feet above Ordnance Datum. 
Thickness Depth 
FT. IN. ‘FD, IN, 
Surface [soil]  ....... i pVemtcwencatesvuaseubiaacs ses 0 9 0 9 
BViellowe Clay: A orcressnceocep abi cers iL 21 
| Drift | Gravel Po crvak aus cee cadetaneeetens 011 3. 10 
WOSTSE {RHINO Fac vecctaranccsavccens 7 | oi 
(Blue clay, with twelve layers 
of clay-stones [septaria] a 
foot thick 274 feet down ; 
| 14 in. about 46 feet down; 
a foot 123 feet down; 14 
| feet 1524 feet down; 8 in. 
4 
[London Clay, " at 1744. and 183 feet down; 
300% feet.| ? 3 in. at 206 feet down; 
| afoot thick 235 feet down ; 
| 4in. 260 feet down; Sin. 
2624 and 268 feet down; 
| and 4in. at272feetdown 299 5 305 O 
\ [Basement-bed.| Pebbles ... 1 0 306 0 
