philosophical 
TRANSACTIONS. 
I. t^xtraa of a Letter from Dr. Johningenhoufz, F.R.S. 
to Sir John Pringle, Bart. P. R. S. containing fame Ex- 
periments on the 'T’orpedo, made at Leghorn, January 
ij 1773 having been informed of thofe by Mr. 
Wallh)." Saltzburg, March 27, i77 3- 
Redde, Nov. lo, g j could get no tuipedos alive to my 
1774. lodgings at Leghorn, I hired a filh- 
ing velTel, called a tartand, with eighteen men in her^ 
and went out twenty miles to fea, where the bottom is 
muddy, and where thofe fhh are chiefly to be found. We 
caught five j of which, four were about a fobt in length, 
and the other of a fmaller fize* Before the nets were 
taken up, I charged a coated jar by a glafs tube, and gave 
a fhock to fome of the failors ; who all told me, they fdt 
VoL. LXV. B . 
