what birds, what balls, and what other pretty things are here?</s></p>
<p type="main"><s>SIMP. </s><s>The&longs;e are balls which come from the concave of the
<lb/> Moon.</s></p>
<p type="main"><s>SAGR. </s><s>And what is this?</s></p>
<p type="main"><s>SIMP. </s><s>This is a kind of Shell-fi&longs;h, which here at <emph type="italics"/>Venice<emph.end type="italics"/> they
<lb/> call <emph type="italics"/>buovoli<emph.end type="italics"/>; and this al&longs;o came from the Moons concave.</s></p>
<p type="main"><s>SAGR. Indeed, it &longs;eems then, that the Moon hath a great pow­
<lb/> <arrow.to.target n="marg413"></arrow.to.target>
<lb/> er over the&longs;e Oy&longs;ter-fi&longs;hes, which we call ^{*} <emph type="italics"/>armed &longs;i&longs;bes.<emph.end type="italics"/></s></p>
<p type="main"><s>SIMP. </s><s>And this is that calculation, which I mentioned, of this
<lb/> Journey in a natural day, in an hour, in a fir&longs;t minute, and in a
<lb/> &longs;econd, which a point of the Earth would make placed under the
<lb/> Equinoctial, and al&longs;o in the parallel of 48 <emph type="italics"/>gr.<emph.end type="italics"/> And then followeth
<lb/> this, which I doubted I had committed &longs;ome mi&longs;take in reciting,
<lb/> therefore let us read it. <emph type="italics"/>His po&longs;itis, nece&longs;&longs;e est, terra circulariter
<lb/> mota, omnia ex aëre eidem, &c. </s><s>Quod &longs;i ha&longs;ce pilas æquales po­
<lb/> nemus pondere, magnitudine, gravitate, & in concavo Sphæræ Lu­
<lb/> naris po&longs;itas libero de&longs;cen&longs;ui permittamus, &longs;i motum deor&longs;um æque­
<lb/> mus celeritate motui circum, (quod tamen &longs;ecus e&longs;t, cum pila A,
<lb/> &c.) elabentur minimum (ut multum cedamus adver&longs;ariis) dies
<lb/> &longs;ex: quo tempore &longs;exies circa terram, &c. [In Engli&longs;b thus.]<emph.end type="italics"/>
<lb/> The&longs;e things being &longs;uppo&longs;ed, it is nece&longs;&longs;ary, the Earth being cir­
<lb/> cularly moved, that all things from the air to the &longs;ame, &c. </s><s>So
<lb/> that if we &longs;uppo&longs;e the&longs;e balls to be equal in magnitude and gra­
<lb/> vity, and being placed in the concave of the Lunar Sphere, we
<lb/> permit them a free de&longs;cent, and if we make the motion down­
<lb/> wards equal in velocity to the motion about, (which neverthele&longs;s
<lb/> is otherwi&longs;e, if the ball A, &c.) they &longs;hall be falling at lea&longs;t (that
<lb/> we may grant much to our adver&longs;aries) &longs;ix dayes; in which time
<lb/> they &longs;hall be turned &longs;ix times about the Earth, &c.</s></p>
<p type="main"><s>SALV. </s><s>You have but too faithfully cited the argument of this
<lb/> per&longs;on. </s><s>From hence you may collect <emph type="italics"/>Simplicius,<emph.end type="italics"/> with what cau­
<lb/> tion they ought to proceed, who would give them&longs;elves up to be­
<lb/> lieve others in tho&longs;e things, which perhaps they do not believe
<lb/> them&longs;elves. </s><s>For me thinks it a thing impo&longs;&longs;ible, but that this Au­
<lb/> thor was advi&longs;ed, that he did de&longs;ign to him&longs;elf a circle, who&longs;e dia­
<lb/> meter (which among&longs;t Mathematicians, is le&longs;&longs;e than one third part
<lb/> of the circumference) is above 72 times bigger than it &longs;elf: an
<lb/> errour that affirmeth that to be con&longs;iderably more than 200,
<lb/> which is le&longs;&longs;e than one.</s></p>
<p type="main"><s>SAGR. </s><s>It may be, that the&longs;e Mathematical proportions, which
<lb/> are true in ab&longs;tract, being once applied in concrete to Phy&longs;ical and
<lb/> Elementary circles, do not &longs;o exactly agree: And yet, I think,
<lb/> that the Cooper, to find the &longs;emidiameter of the bottom, which he
<lb/> is to fit to the Cask, doth make u&longs;e of the rule of Mathematicians
<lb/> in ab&longs;tract, although &longs;uch bottomes be things meerly material,
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