ther it will reach all Ele&rical 60* 

 dies 5 and itfeems tomes that the 

 reafon why he tfeje&s the way of 

 explicating Attra&ion by the Emif- 

 fioo of the finer parts of the at- 

 trahent (to which Hypothecs, if it 

 be rightly propofcd, I cOnfefs my 

 felf very inclinable) is groundfed 

 upon a miftake , which though a 

 Philofophcr may , for want of Ex- 

 perience in that Particular, without 

 difparagement fall into, is never- 

 thelcfs a miftake. For whereas our 

 excellent Author fays* that Ele&rkal 

 Effluvia^ fuch as are fuppofed to be 

 emitted by Amber, Wax, &c. can- 

 not be imagined to proceed from 

 Glafs, I grant the Suppofition to 

 be plaufible, but cannot allow it to 

 be true. For as folid a body as Glafs 

 is, yet if you but dextroufly rub for 

 two or three minutes a couple of pie- 

 ces of Glafs againft one another, you 

 will find that Glals is not onely capa- 

 ble of emitting Effluvia , but fuch 

 ones as to be odorous,, and fometimes 



to be rankly flunking. 



But 



