DEDICATION. 



as the cafe will be found neceflary 

 to be, in my endeavour to fupport 

 my Reafons intelligibly to every 

 Reader, on the plaineft Evidences, 

 that my Obfervations and Experi- 

 ments fuggefted to me : And the 

 rather, as I have not confided over- 

 much in Notional Niceties, or pre- 

 fumed to dive into the Minutiae of 

 things. 



Where I have ventur'd to Philo- 

 fophife, I have been ftudious to do 

 it v^ith allowable moderation, and 

 without arguing upon the Stretch. 



And altho' I may not be quite 

 clear in fome Principles of this ab- 

 ftrufe kind of Philofophy ; yet for 



the 



