[ *5° 1 
circulation of its own electricity. This 
is the true caufe of this phenomenon. 
Every other explanation I confider in the 
light of a fallacious hypothecs, or idle 
dream. 
Mr. Partington, known by his cures with 
medical electricity, allures me, that he 
has produced movements in flounders, by 
making ufe of two coatings, and a con¬ 
ductor of the fame metal. 1 have, in the 
fame filh, endeavoured to afcertain whe¬ 
ther it was poffible to render the circula¬ 
tion of the electricity apparent by means 
of only one exciter. In a great number 
of trials, the experiment has only twice 
been attended with the defired fuccefs. 
The animal was taken out of water and 
well wiped; the exciter, of which one 
end was three times as large as the other, 
was made to communicate with the belly 
and back. The tremblings were very fl ight, 
and only momentary. The exciter was of 
tin. This 
