( 4 ° 5 ) 
the fmall Rod touching the great one ; then the Tube 
being excited, and held near the great End of the great 
Rod, applying it as ufual ^ then going to the Cork with 
a pendulous Thread, I found itattrafted it at the Di« 
fiance of at lead two Inches. Then the Rod was 
moved higher, fo as not to touch the End of the 
long Rod, by Eftimation about an Inch, and after 
feveral Trials, there was a vifible Attraction, when 
the little Rod that carried the Ball was above the 
great one thirty-four Inches. 
October the yth, I took a Line of Packthread fe- 
venteen Feet four Inches long, with filk Lines tied to 
the Ends of the Packthread, one of them about four 
the other two Feet long, near two of the oppofite 
Corners of my Chamber, where in each of them was 
drove a Hook at about three Foot and a half high, 
to which the Ends of the Silk were faftened, drawn 
fo tight as to bear the Packthread nearly Horizontal : 
Then the fmall Part of the Filhing-Rod was fufpend-* 
edover the Packthread at about four Feet from the 
End ; then the Tube being applied to the other End 
of the Packthread, the Cork Ball at the End of the 
little Rod was attractive, and at feveral Removes, to 
the Height of forty-feven Inches, there was a vifible 
Attraction of the pendulous Thread. 
October the 6th, inftead of the fmall Rod, I took 
a Packthread about four Feet long, and having tied 
filk Threads to each End, by which the Thread was 
fufpended over the longer Line Horizontal, and at 
right Angles nearly to the faid Line, which was by 
tying the Ends to perpendicular Lines of Packthread 
that were faftened to Hooks at each End, and had Hi- 
ding Knots on them, fo that the crofs Line might be 
moved 
