Part i- of the Earth. 



the CartefianSy in what manner foever 

 moved or agitated: (all which have 

 been propoftd by feveral Learned Men 

 as the ^Caufes of Gravity ) nor aoy 

 other Fluid or Matter whatever^ can 

 of it felf produce fuch an EffeQ: as is 

 that of the Gravity of Bodies, That 

 it does not proceed from the Efficiency 

 of any fuch contingent and unftable 

 Agents, but ftands on a Bafis more firm 

 and ftedfaft, being intirely owing to 

 the direft Concourfe of the Power of 

 the Author of Nature, immediately in 

 his hand, and the main Engine where- 

 by this ftupendous Fabrick of the Uni- 

 verfe is managed and fupported: the 

 prime Hinge whereon the whole frame 

 of Nature moves : and is principally 

 concerned, if not the fole Efficient in 

 the moft remarkable Pharmmen^ of the 

 Natural World 5 which, fliould Gra- 

 vity once ceafe , or be withdrawn ^ 

 would inftantly fhiver into Millions 

 of Atoms, and relapfe into its primi« 

 tive Confufion. That the comuioii 

 Center of Gravity in the terraqueoiis 

 Globe is fteady, immovable, and eo£ 

 liable to any accidental Traolpofitioo^ 

 nor hath it ever fhifted or changed its 

 Station* And that there is no declioa- 



E § tim 



