( 1 
AN 
ACCOUNT 
OF SOME 
Hydraulick and Hydroftatical Expe- 
riments made on the Blood and 
Blood- Veflels of An IM ALS. 
Experiment L 
I. TTN December I caufed a Mare to be tied 
I down alive on her Back, (he was fourteen 
Hands high, and about fourteen Years 
of Age, had a Ftftula on her Withers, was nei- 
ther very lean, nor yet ludy : Having laid o- 
pen the left crural Artery about three Inches 
from her Belly, I inferred into it a brafs Pipe 
whofe Bore was one fixth of an Inch in Diame- 
ter 5 and to that, by means of another bra(s Pipe 
which was fitly adapted to it, I fixed a gla(s 
Tube, of nearly the fame Diameter, which 
was nine Feet in Length : Then untying the 
Ligature on the Artery, the Blood rofe in the 
B Tube 
