( ) 
as in the preceding manner, the Wine rofe between 
them to a height juft double to that in the foregoing 
tryal, mark'd in the Scheme by the Line G tt* Thus 
from 8 I reduc’d them to 4 pieces at each end of the 
Planes 5 then again the Wine was feen to remain fuf- 
pended to twice the laft obferv’d height, reprefented by 
the Line I K. In this laft tryal the Planes were diftant 
one from the other but of an Inch 5 nearer than that 
I could make no certain meafure $ but I luppofe the fore- 
cited Experiments are fufficient to ground a Calculation 
upon, even of the moft near Approximations. 
XIII. An 
