[ 396 ] 
II. 
'Dear Coufin , Newport, June I. 174S. 
TT fhould have been mention’d, that the Flanel had 
•*- been worn but few Days 5 and that it was im- 
mediately upon {baking the Under-Coat from that 
which was worn above it, that the Sparks were 
emitted ; and that their Appearance was in a broad 
Streak almoft contiguous, attended with a Crack- 
ling or Snapping, like what may be obferved on 
moving the Finger nimbly along over the prime 
Conductor, when excited in the electrifying Ma- 
chine $ of which the Lady was able to form a Com- 
parifon, having afterwards feen fome Experiments 
of that fort. 
This Appearance returned at the fame time, and 
on the fame Occafion, two or three Nights after, 
but more languid, till it was quite loft. 
A Lady, who was informed of this, leflcned the 
Surprize (which had been thought almoft ominous) 
by alluring, that fhe had feen the fame Phenome- 
non often in new Flanel, but never in any that had 
been long worn or wafh’d : And that the Flanel being 
render’d damp with Sea-Water, and afterwards dried, 
would heighten the Flafhing which fhe imputed to the 
Sulphur us’d in bleaching. However that be, I fhali 
only obferve, that thefe Sparklings had the crack- 
ling Criterion of cledrical Fire 5 and that Hair and 
Wool, as well as Silk, are Eledrics per fe , and 
unduous and fulphurous Bodies more eledric than 
others of the fame Denlity. 
Dr. Wall hath oblig’d the Public with a curious 
Diftertation on a fimilar Subjed, which I guefs would 
be 
