164152That the Moon may be a World.
may find moſt of theſe, and ſome other Exam-
ples to this purpoſe, gather’d together by Mendo-
ca Virida. lib. 4. Prob. 23, 24. Now, if this Ele-
mentary Air which is mixed with ſuch Impro-
per Vapors, may Accidentally Nouriſh ſome
Perſons; Perhaps then, that pure Æthereal Air
may of it ſelf be more natural to our Tempers.
ples to this purpoſe, gather’d together by Mendo-
ca Virida. lib. 4. Prob. 23, 24. Now, if this Ele-
mentary Air which is mixed with ſuch Impro-
per Vapors, may Accidentally Nouriſh ſome
Perſons; Perhaps then, that pure Æthereal Air
may of it ſelf be more natural to our Tempers.
But if none of theſe Conjectures may Satisfie;
yet there may Happily be ſome Poſſible means
for the Conveiance of other Food, as ſhall be
ſhewed afterwards.
yet there may Happily be ſome Poſſible means
for the Conveiance of other Food, as ſhall be
ſhewed afterwards.
Again, ſeeing we do not then Spend our
ſelv s in any Labour, we ſhall not, it may be,
need the Refreſhment of Sleep. But if we do,
we cannot deſire a Softer Bed than the Air,
where we may Repoſe our ſelves Firmly and
Safely as in our Chambers.
ſelv s in any Labour, we ſhall not, it may be,
need the Refreſhment of Sleep. But if we do,
we cannot deſire a Softer Bed than the Air,
where we may Repoſe our ſelves Firmly and
Safely as in our Chambers.
But here you may ask, whether there be any
means for us to know, how far this Sphere of
the Earths Vertue does Extend it ſelf?
means for us to know, how far this Sphere of
the Earths Vertue does Extend it ſelf?
I anſwer, ’tis probable that it does not reach
much farther than that Orb of thick vaporous
Air, that incompaſſeth the Earth; becauſe ’tis
likely the Sun may exhale ſome Eartthly Va-
porous Air, that incompaſſeth the Earth; be-
cauſe ’tis likely the Sun may exhale ſome
Earthly Vapors, near unto the utmoſt bounds
of the Sphere allotted to them.
much farther than that Orb of thick vaporous
Air, that incompaſſeth the Earth; becauſe ’tis
likely the Sun may exhale ſome Eartthly Va-
porous Air, that incompaſſeth the Earth; be-
cauſe ’tis likely the Sun may exhale ſome
Earthly Vapors, near unto the utmoſt bounds
of the Sphere allotted to them.
Now there are divers ways uſed by Aſtrono-
mers, to make the altitude of this Vaporous
Air. As,
mers, to make the altitude of this Vaporous
Air. As,
1.
By obſerving the height of that Air which
cauſeth the Grepuſculum, Twi-light; for the
finding of which, the Antients uſed this means:
As ſoon as ever they could Diſcern the Air
cauſeth the Grepuſculum, Twi-light; for the
finding of which, the Antients uſed this means:
As ſoon as ever they could Diſcern the Air