PREFACE. vii 



necejfary to convince the World, that 

 he endeavours not to derogate from 

 the RefpeEl which may be due to 

 the Sentiments of ihofe who are gone 

 before him, but modeflly exprejfes his 

 own Surmifes. If he has been mif- 

 taken, he is fenftble, that it is a 

 Misfortune, from which Men of fu- 

 perior 'Talents, and much more Ex~ 

 perience than himfelf, cannot promife 

 them) elves to be exempt, efpecially in 

 Subje&s of this Nature, and con- 

 fequently is difpofed to Jland correB- 

 ed y whenever his Mi/lakes are pointed 

 out to him, with all due Acknow- 

 ledgement to Friends, if this little 

 Performance attains to a Second 

 Edition. He hopes therefore as an 

 Author, that he may meet with fome 

 Encouragement from the Learned to 

 purfue his Refearches y and promifes, 

 if his Ejfay meets with Approbation^ 

 to do all that lies in his Power 

 to oblige the Publick hereafter with 



fomething, 



