158 
Essex Well-Sections. 
Ilford .—Near the row of houses opposite the Bed House. 
Same authority, p. 72. 
Dug 87 feet; the rest bored. 
Water abundant, and rose within 52 feet of the surface. 
Old well. 58 
Blue [London] Clay . 241 
Sand and black pebbles [base¬ 
ment-bed] . 2 
301 
Little Parndon. —Hare Street Green. 
Sunk and communicated by Mr. G. Ingold. 
Dug throughout. Water in the sand. 
Gravel and sand .. 
White loam . 
Sand . 
Loam. . .. 
Loose chalky sand 
Thickness. Depth. 
.... 18 ... 18 
.... Si ... 214 
.... | ... 22 
.... 2 ... 24 
.... 54 ... 294 
Longford. —Near Maid on. 
Dr. J. Mitchell’s MSS., vol. iii., p. 80. 
Water rose 5 feet above the ground. 
Through [London] clay to fine sand with shells, 150 feet. 
Loughton. —Great Eastern Bailway Station. 1874-6. 
From a drawing by Mr. A. N. Langley in the Geological 
Society’s Library, from specimens and from information from 
Mr. Langley. 
Shaft 101 feet; the rest bored. 
Water rose to within 64 feet of the surface at the rate of 
about 2000 gallons a day, May, 1874. 
Thickness. Depth. 
London] Clay . 187 # 267 
Reading Beds, j Sand . 26 ... 193 
36 ft.] \ Clay and stones . 10 ... 203 
Fine [Thanet] Sand. 40 ... 243 
Chalk. [At 850 feet a specimen of chalk with 
some green grains; at 871 feet of rather 
sandy chalk with some green sand] . 6484 ••• 8914 
Chalk, with layers of green sand [? Upper 
Greensand, except top few feet. Specimen 
of green sand, with some chalk (? carried 
down by boring-tool) at 922 feet] . 37 ... 9284 
