I ] 
of a conductor in contaCt with the hook - 
which fe cured the animal, and with the 
other touched its feet, on which the con¬ 
tractions took place. When the conduct¬ 
ing arch was interrupted by a non-con- 
duCting fubflance, the frog remained 
motionlefs. 
Having made many experiments of the 
fame nature, Profeffor Gal van i publifhed 
his doctrine, which we fhall hereafter 
examine. 
3 was not a little itruck with this dif- 
covery; and as it appeared to me of con- 
fiderable importance, immediately pre¬ 
pared to pay it the attention it deferved. 
My firft employment was to repeat the 
experiments of Profeffor Galvani, after 
which I fet on foot others of a different 
mature. Thefe experiments, with their 
application to the animal economy, will 
conffitute the fubjeCt of this work. 
Expert- 
