of 0fc(trf cttp* 5 



ber whence they were emitted. 



A third Hypothecs there is, which 

 was devifed by the Acute CartepHi, 

 who diOikes the Explications of o- 

 th.ers, chiefly becaufe he thinks them 

 not applicable to Glafs 5 which he 

 fuppofes unfit to fend forth Effluvia> 

 and which is yet an Ek&rical body 3 

 and therefore attempts to account 

 for Electrical Attractions by the in- 

 tervention of certain particles, 

 fhap'd aimoft like fmall pieces of 

 Ribbond 3 which he fuppofes to be 

 formed of this fubtile matter har- 

 bour'd in the pores or crevifes of 

 Glafs. But this Hypothecs > though 

 ingenious in it felf;, yet depending 

 upon the knowledge of divers .of 

 his peculiar Principles^ I cannot in- 

 telligibly propofe it in few words, 

 and .therefore, (hall re- 

 fer you to himfelf for ^$* m 4 * 

 an account of it : which 

 I the Ids fcruple to do, becaufe 

 though it be not unworthy of the 

 wonted Acu^eiefs of the Authour, 

 yet he feems hijnfelf to doubt, whe- 

 A 4 ther 



