Fabri, Honoré, Dialogi physici in quibus de motu terrae disputatur, 1665

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              <s id="s.001373">
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              hunc numerum ducas in 5. venient 434544375 pedes; iam demus, aquæ
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              gravitatem eſſe ad gravitatem aëris non vt 400.ad 1.vt non nemo voluit,
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              ſed vt 1000. ad 1. dividatur vltimus numerus per 1000. quotiens veniet
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              rejecta minutia, 434544. igitur Cylindrus aëris prædictæ altitudinis adæ­
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              quabit pondere Cylindrum aquæ altum pedes 434544. Sit autem aqua ad
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              Mercurium, ad ſummum, vt 1.ad 15. prædictus Cylindrus aëris adæquabit
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              pondere Cylindrum Mercurij altum pedes 28969. quomodo igitur, duos
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              tantum pedes altum adæquat & ſuſtinet? </s>
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            <p type="main">
              <s id="s.001374">
                <emph type="italics"/>
              Auguſtin.
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              <s id="s.001375"> Rectè omnino; hoc enim confirmat illorum ſententiam,
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              qui volunt Mercurium ſuſtineri ab aëre compreſſo, cuius vis tanta eſt, vt
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              Mercurij Cylindrum 2.pedes altum adæquet. </s>
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            <p type="main">
              <s id="s.001376">
                <emph type="italics"/>
              Antim.
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              </s>
              <s id="s.001377"> Hoc etiam dici non poteſt, cùm enim aëris compreſſi vis per
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              Cylindres æqualibus baſibus non exeratur, ſicuti exeritur vis aëris gravi­
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              tantis, certè quo major eſſet baſis tubi vitrei, eo minor eſſe deberet altitudo
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              Mercurij ab aëre compreſſo ſuſtentati; alia igitur ratio eſt & cauſa, quæ di­
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              ctum Mercurium ſuſtinet. </s>
            </p>
            <p type="main">
              <s id="s.001378">
                <emph type="italics"/>
              Chryſocom.
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              </s>
              <s id="s.001379"> Maxima igitur aëris noſtri compreſſio eſſet ab illa imma­
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              nis ponderis vi proveniens, ac proinde vix nobis toleranda; & vereor, vt
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              per illam reſpirare, vt aiunt, aut ducere anhelitum liceret. </s>
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            <p type="main">
              <s id="s.001380">
                <emph type="italics"/>
              Antim.
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              </s>
              <s id="s.001381"> Modica prorſus illa vis eſt; & jam olim Galileus, pro ſummo,
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              quo pollebat, ingenio, obſervavit vim percuſſionis infinitam propemo­
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              dùm rationem habere ad vim gravitationis ; quod facilè probabis, vel vni­
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              co ictu mallei, in glandem plumbeam impacti; illa enim ictus vi depreſſa
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              ita dilatatur, vt ſimilis effectus vix ab immani ponderis gravitantis mole
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              obtineri poſſit; omitto rationes phyſicas, alioquin pulcherimas, ne à pro­
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              poſito fine longiùs declinem; admitto igitur inferiorem aëris tractum pau­
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              lò compreſſiorem eſſe, ac proinde parùm admodùm aut certè nihil ducen­
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              do anhelitui obeſſe: licèt enim Thorax inde paulò difficiliùs explicetur,
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              nonnihil tamen compenſationis ex eo fieri videtur, quod intra pulmones
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              explicatos faciliùs adducatur, cùm jam ſponte ſua eò tendat, tum ratione
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              gravitationis, tum ratione compreſſionis, pari modo licèt aëris expulſio­
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              ni præfata compreſſio tantulum obſit, reſiſtit enim aër compreſſus; aliun­
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              de tamen aër compreſſus ambiens thoracem, ejuſdem contractionem ju­
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              vat; hinc etiam aliqua fit compenſatio: prætereà eſto, aër compreſſus tan­
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              tulum impediat præfatam naturæ functionem; alia pariter alias impediunt;
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              hinc motu ipſo defatigamur. </s>
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            <p type="main">
              <s id="s.001382">
                <emph type="italics"/>
              Auguſtin.
                <emph.end type="italics"/>
              Iam mihi venit in mentem illud Plinij dictum, lib.2.cap.98.
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              ex Ariſtotele, nullum ſcilicet animal, niſi æſtu recedente expirare; quod
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              inter fabulas referebam; nunc verò hujus dicti aliqua ratio affulget; nem­
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              pe cùm accedente æſtu ſit minor aëris gravitatio, ac proinde minor illius
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              preſſio; contrà verò recedente; inde fit, reſpirationem faciliorem eſſe, ac­
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              ceſſus, quàm receſſus tempore; cùm autem moribundi tantùm non vi­
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              vant, & reſpirandi poteſtas in iis tantùm non extincta ſit; accedente mi­
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              nimo illo impedimento, quod à compreſſione aëris provenit, eo tempore,
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              ſaltem vt plurimùm, vitæ ſimul & anhelitus filum rumpitur. </s>
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