Essex Well-Sections. 
167 
Upminster. — Rectory. 
Dr. J. Mitchell’s MSS., vol. iii., p. 75. 
Dug 90 feet; the rest bored. 
Sand, gravel, and brick-earth . 30 
Blue [London] clay, ending in brown sand 
and black pebbles [basement-bed ?] . 150 
Vange. — Brickyard. (Mr. T. L. Curtis). 1884. 
Sunk and communicated by Messrs. Legrand & Sutcliff. 
Shaft 100 feet; the rest bored. 
Thickness. Depth. 
London Clay. 395 
/T'w.-.l_Qi 
/Dead sand and shells... 34 
Grey sand. 24 
[? Oldhaven and 
Blackheath Beds,^ 
424 ft.] 
[Woolwich and 
Beading Beds, 
47 ft.] 
[Thanet Beds, 
384 ft.] 
< 
Pebbles 
Dead sand . 4 
Grey blowing sand. 124 
Pebbles. 4 
Grey sand and pebbles 2 
\Grey sand . 174 
/Sandy clay . 2 
Peat [lignite ?] 2 
Blue clay . 3 
Brown clay . 5 
Sand and shells . 5 
Peaty clay . 20 
Sand and pebbles . 10 
/Dead sand . 22 
J Dark sandy clay. 12 
1 Dark greenish clay. 3 
(Green flints . 14 
Chalk. Soft and impure, with very little 
water; a 3 ft. bed of clay at 600 ft., and 
then a mixture of clay, chalk, and flints ; 
then white chalk and flints . 177 
395 
3984 
401 
402 
406 
4184 
419 
421 
4384 
4404 
4424 
4454 
4504 
4554 
4754 
4854 
5074 
5194 
5224 
524 
701 
This boring is of interest as showing what seems to be a 
fairly thick development of the Oldhaven Beds some way 
from their outcrop. In this series and in the beds below, the 
sands (which would have been expected to yield water) were 
blowing sands, and to pass through them the pipes had to he 
kept full of water. 
Walthamstow. — Clay Street. (Mr. Robertson's). 
Dr. J. Mitchell’s MSS., vol. iii., p. 83. 
Dug 90 feet; bored 100. To chalk (190 feet). 
