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away confiderably, being always cover’d with Grafs# 
and never broken up by the Plough or other wile). 
Thefe Hills are all of Chalk, and have probably very 
large Caverns within, Springs of Water always flowing 
plentifully from the foot of them ; and I have had it ob- 
ferv’dto me, that upon their Tops frequent Cracks have 
been taken notice of. Whatever be the Caufe of it, *tis 
not to be doubted but that thefe Hills are greatly funk. 
And this finking of the Hills, the People at this Place 
believe, forces the Cliffs and all the Land forward into 
the Sea. The Cliffs confifl: of great ragged Sand-Stones 
till we come to near a Yard (at fome places more) of 
the tfottom; then we meet with what they call aSlipe,. 
i. e. a flippery fort of Clay always wet. Upon this Slipe. 
at the bottom, they prefume that the hard Stony Land a- 
bove Aides forwards toward the Sea, as a Shipis launch’d 
upon tallow’d Planks. I thought it proper to give you 
this account of the Nature of the Earth ; and withal to 
mingle with it the Opinion of the People, that you might 
perceive they are fo far from doubting of the Truth of 
what is abovewritten, that they endeavour to find fome 
Solution of it, as being a thing not more flrange than 
true. If I fhould take all the Hands that can be got to 
teftifie the Truth of this, it would make too large a 
Roll, To I fhalichufe only a few of the moft antient and 
of bell Credit, 
T allure my felf that I have Credit enough with you to 
be believed upon my own fingie Subfcription, that I am, 
S 1 R, Tours, 
Folkefione i* Ke'ut, 
February 24 , 1715 - 16 , 
John Sackerte. 
We 
