Hcemafiatm. 1 5 
6. Then laying bare the left Carotid Ar- 
tery, I fixed to it towards the Heart the Brafi 
Pipe, and to that the Wind- Pipe of a Goofe; 
to the ocher End of which a Glafs Tube was 
fixed, which was twelve Feet nine Inches long. 
The Defign of ufing the Wind-Pipe was by 
its Pliancy to prevent the Inconveniencies 
that might happen when the Mare ftruggled ; 
if the Tube had been immediately fixed to 
the Artery, without the Intervention of this 
pliant Pipe. 
/.There had been loft before the Tube was 
fixed to the Artery, about feventy cubick Inches 
of Blood. The Blood rofe in the Tube in the 
fame manner as in the Cafe of the two former 
Horfes, till it reached to nine Feet fix Inches 
Height. I then took away the Tube from the 
Artery, and let out by Meafure fixty cubick 
Inches of Blood, and then immediately replaced 
the Tube to fee how high the Blood would rife 
in it after each Evacuation ; this was repeated 
fcveral times, till the Mare expired, as fol- 
lows, viz. 
The 
