[ 50 3 
veftigating the Laws of this furprifing Power. For, 
as has been faid upon another Occafion, by ray ever 
honoured Friend Martin Folkes, Efq; our moft wor- 
thy Trefident , “ That Electricity feems to furnifh 
<c an inexhauftible Fund for Inquiry : And fure 
€c Threnomena fo various, and fo wonderful, can arife 
cc only from Caufes very general and extenfive ; and 
<c fuch as muft have been defigned by the Almighty 
u Author of Nature for the Production of very 
“ great Effects, and fuch as are of great Moment 
u to the Syftem of the Univerfe.” 
If thefe Obfervations receive the Countenance of 
this learned Society , I fhall think myfelf fufficiently 
recompenfed , and am, Gentlemen, 
With the higheft Efteem y 
Tour moji Obedient 
Humble Servant , 
W. Watforu 
IX. 
