WELL-SECTIONS IN CAMBRIDGESHIRE, 271 
Sawston. Mr. Evans’ Corracrs. 1885, 
Bored and communicated by Mr. G. Incoup. 
Thickness Depth 
2 2 
Mould = ‘ 4 3 ‘ 
: Gravel . 3 : : 5 7 
PPTL] 7 A) cutlets anniorann 62) tend 9 
; Hard yellow chalk : 11 20 
[i Middle ang 41 Softer white chalk | 20 40 
J Grey chalk . . : 70 110 
Shelford. A mite E. or Station. Dr. Gaskent’s. 1891. 
Made and communicated by Mr. G. Incoup. 
Water-level, 86} feet down. 
Thickness Depth 
75 
Loose chalk . 75 
Solid clunch . 6 81 
[Lower Chalk" goft chalk . 7 88 
Hard chalk . 30 118 
West Wickham. On THE GREEN, NEAR THE WuHitTe Hart Inn. 1884. 
Made and communicated by Mr. G. Incoup, 
Some water at 20 feet, more at 36 feet. 
{ Blue clay Si 
[Boulder Clay] ; Brownclay . 2 } 40 feet. 
{ Blue clay . 35 
West Wratting. By Roapsipz, on THE Common. 1885. 
Bored and communicated by Mr. G, Incoup. 
Boulder Clay, 51 feet. No water. 
Whittlesford. Pusnic Wetu. 1886. 
Bored and communicated by Mr. G. Inco. 
Water-level 11 feet down. 
Thickness Depth 
: ( Gravel , ‘ ij : P 14 14 
[Drift] { Brown marl ; F ‘ , 10 24 
White chalk, brown in places. 31 55 
Chalk . 4 Loose chalk ; . : : 2 yh 
White chalk : : i ~ 28 85 
The following is an addition to a description in the Memoir on 
‘The Geology of Parts of Cambridgeshire and of Suffolk’ (1891). 
Newmarket. Waterworks. 
Made and communicated by Messrs. Istrr & Co. 
Made ground *, s08 
Dry chalk . 20 
[Chalk] | Chalk , 45 [ 90 feet. 
Clunch . 22 
