vltiei and crevices there follows a vari¬ 
ous fcituation of the broken Beds j fof 
as much as fome feitiain parallel to the 
Horizon ^ others become perpendicular 
tb it 5 moft make obliqpe Angles with 
it 5 fome are bow’d into Arches, being 
made up of a tough matter: And this 
Change may happen either in all Beds 
imminent to cavitieSj ©r in fome lower 
ones,the upper Beds being left entire; 
This Changed fcituation of Beds af¬ 
fords an eafy explication of many things^ 
elfe difficult enough to give an account 
of. - 
Hence a caule may be given of that 
Inequality, which on the Surface of the 
Earth occafions many Controverfies, as 
Mountains mdi Receptacles of fu- 
periour Watersj PlainelTes both in high 
and low places. But, to pafs by the 
reft, I fhali run over a feW' things con¬ 
cerning 
That the changed fcituati- ■ 
on of Beds is the chief omi < 
nal or Mountains^ is thence 
apparent,that in the Heaps of Hills there 
are feen, 
I. Vaft Plains on th«. tops of fome, 
2. Many 
