DE RANCE : UNDERGROUND WATERS IN LINCOLNSHIRE. 
41 
From surface. 
Ft. In. 
Thickness. 
Ft. In. 
45 
3 
8. 
Strong Blue Clay 
3 
3 
46 
0 
9. 
Grey Sand, with water 
0 
9 
56 
3 
10. 
Black Gravel and Quicksand 
10 
3 
57 
8 
11. 
Red Sand 
- Drift ■ 
1 
5 
63 
0 
12. 
Grey Sand and Gravel 
5 
4 
66 
4 
13. 
Red Sand 
3 
4 
69 
8 
14. 
Gravel and Sharp Sand . . j 
3 
4 
72 
10 
15. 
Red Marl, metal with grey specks 
3 
2 
80 
11 
16. 
Red Sandstone, with gypsum and thin lists 
8 
1 
' 90 
1 
17. 
Strong Blue Stone, with thin white beds 
9 
2 
108 
4 
18. 
Dark Red Bind, with thin beds of gypsum 
18 
3 
110 
0 
19. 
Strong Blue Stone 
1 
8 
120 
3 
20. 
Red Bind, with beds of blue stone 
10 
3 
125 
1 
21. 
Blue Stone 
4 
10 
133 
7 
22. 
Red Bind, with thin white beds, and ) 
Q 
O 
hard lists of blue stone 
{ 
a 
o 
135 
7 
23. 
Blue Bind 
2 
0 
143 
2 
24. 
Red Bind, with thin hard list 
stone and gypsum 
s of blue j 
_ 
7 
151 
10 
25. 
Red Stone 
8 
8 
168 
8 
26. 
Red Bind, with hard lists of stone and gypsum 
16 
10 
173 
0 
27. 
Blue Stone 
4 
4 
190 
11 
28. 
Red Bind, with thin beds of gypsum 
17 
11 
192 
8 
29. 
Blue Bind 
1 
9 
199 
4 
30. 
Red Bind, with thin beds of gypsum 
6 
8 
199 
6 
81. 
Blue Stone and white parting 
0 
2 
219 
2 
32. 
Red Stone, with hlxxe lists . . . 
19 
8 
241 
8 
33. 
Blue Bind, with thin beds of gypsum 
22 
6 
241 
2 
34. 
Blue Stone 
5 
6 
251 
2 
35. 
Blue Stone 
4 
0 
257 
8 
36. 
Red Bind, with hard list and white partings 
6 
6 
263 
2 
37. 
Red Sandstone, with thin white partings . . 
5 
6 
269 
8 
38. 
Blue Stone, thin beds, and blue bind partings 
6 
6 
286 
2 
39. 
Blue Bind, with thin beds of blue stone . 
16 
6 
297 
2 
40. 
Red Bind, with thin bands of gypsum . . 
11 
0 
