1the lower parts of the Veſſel, made their
way through the Body of the Water, to
the top of it, and there brake into the
Receiver: And after the Water once ap
pear'd to ſwell, then at each time the Stop
cock was turn'd to let out the air from the
Receiver into the Pump, the Water in the
Neck of the Glaſs did ſuddenly riſe a
bout the breadth of a Barly-corn in the
Neck of the Glaſs, and ſo attain'd, by
degrees, to a conſiderable height above
the mark formerly mention'd. And at
length (to make the expanſion of the Wa
ter more evident) the outward Air was
ſuddenly let in, and the Water immedi
ately ſubſided and deſerted all the ſpace it
had newly gain'd in the Glaſs.
way through the Body of the Water, to
the top of it, and there brake into the
Receiver: And after the Water once ap
pear'd to ſwell, then at each time the Stop
cock was turn'd to let out the air from the
Receiver into the Pump, the Water in the
Neck of the Glaſs did ſuddenly riſe a
bout the breadth of a Barly-corn in the
Neck of the Glaſs, and ſo attain'd, by
degrees, to a conſiderable height above
the mark formerly mention'd. And at
length (to make the expanſion of the Wa
ter more evident) the outward Air was
ſuddenly let in, and the Water immedi
ately ſubſided and deſerted all the ſpace it
had newly gain'd in the Glaſs.
And, on this occaſion, it will not per
haps be amiſs to acquaint Your Lordſhip
here (though we have already mention'd
it in another Paper, to another purpoſe)
with another Expedient that we made uſe
of two or three years ago, to try whether
or no Water had a Spring in it. About
that time then, That Great and Learned
Promoter of Experimental Philoſophy
Dr. Wilkins, doing me the Honor to
come himſelf, and bring ſome of his in
quiſitive Friends to my Lodging, we
haps be amiſs to acquaint Your Lordſhip
here (though we have already mention'd
it in another Paper, to another purpoſe)
with another Expedient that we made uſe
of two or three years ago, to try whether
or no Water had a Spring in it. About
that time then, That Great and Learned
Promoter of Experimental Philoſophy
Dr. Wilkins, doing me the Honor to
come himſelf, and bring ſome of his in
quiſitive Friends to my Lodging, we
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