Fabri, Honoré, Dialogi physici in quibus de motu terrae disputatur, 1665
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              Auguſtin.
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              <s id="s.002513"> Veſtri Pariſienſes aliquid jactant, quod tibi fortè nonnihil
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              negotij faceſſat; Sit enim vas ABD, in quod in­
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              fundatur Mercurius, ſit fiſtula CP,
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              ampulla IP,
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              aperta in P, latiore foramine, & aliud vas HKNL
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              ampullæ inſit, recto ſitu, vt vides; inſeratur fiſtula
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              OI, admotoque preſsè digito in C, infundatur
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              per O Mercurius, donec tum vas HN, tum fiſtu­
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              la CP, tum ampulla, tum fiſtula IO impleantur;
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              tum ſuilla veſica probè obſtruantur, debito ſci­
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              licet tempore, foramina P & O, itemque perexi­
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              guus canaliculus R ; his
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              omnibus peractis,
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              ſubducatur digitus ex C, Mercurius ruit deorſum
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              ex vtraque fiſtula, ita vt totum extans ſegmen­
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              tum NO vacuum Mercurio maneat, extetque ſe­
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              gmentum FT Mercurio plenum, altum ferè pe­
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              des duos &
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              . Si autem vel minima acicula in ve­
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              ſica R foramen aperias, & tantulum aëris ſub­
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              eat, ſubſidit illico Mercurius infra T, in fiſtula
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              CP, aſſurgitque ſupra in fiſtula IO, quia ſcilicet,
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              inquiunt, aër qui ſubiit, premit ſuperficiem Mer­
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              curij TV, & LN, vnde vtramque deprimi ne­
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              ceſſe eſt, ſed LN deprimi non poteſt, niſi Mercurius ſupra LN, in fiſtula
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              IO aſcendat. </s>
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              Antim.
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              Hæc dicunt, ſat ſcio; ſed quis amabo ſibi perſuadeat, tantulum
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              aëris qui ſubit, adeò compreſſum manere, vt vtramque illam Mercurij ſu­
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              perficiem deprimat; in noſtra hypotheſi longè faciliùs res iſta explicatur;
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              nempe cùm poſt Mercurij deſcenſum, tum in PV, tum in NO, illa materia
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              tenſa remaneat, accedente illa aëris particula, quæ ſtatim dilatatur, illa ma­
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              teria ſeſe aliqua ex parte reducit in ſegmento NO. cùm minor vis alterius
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              materiæ tenſæ reſiſtat, vnde hæc vincitur, & adducitur mediante Mercurio
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              contento in vaſe HN, item Mercurius GT tantulùm ſubſidit; quid quæſo
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              faciliùs excogitari poteſt? </s>
              <s id="s.002515">Ex quo vides, opinor, hoc experimento noſtram
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              hypotheſim non parum confirmari. </s>
              <s id="s.002516">Idem accidit, vt ſupra
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              eſt, ſi in reci­
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              piente, ex quo deinde aër exugitur, fiſtula illa poſt deſcenſum Mercurij in­
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              cludatur; nempe exhauſto aëre, vt ſũmpta dictum eſt, tenditur aër in reci­
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              piente contentus, hic vero ſuperficiem Mercurij vaſe contenti attollit, ex
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              quo neceſſariò ſequitur, vtin fiſtula ſubſidat; hinc vides cuncta hæc in noſtra
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              hypotheſi facilè ſolvi, quæ à nonnullis alioquin inſolubilia eſſe credebantur. </s>
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              Auguſtin.
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              <s id="s.002518"> Nihil jam ferè eſt, quod facilè ſolvi à me non poſſit;
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              nonnulla indico; Primò, Muſca non volat in ſegmento CD poſt deſ­
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              cenſum Mercurij. </s>
              <s id="s.002519">quia ſubtilis illa materia ad volatum inepta eſt,
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              cùm præ tenuitate facilè per meatus pennarum eat. </s>
              <s id="s.002520">Secundò, Ani­
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              malcula ibidem moriuntur, quia materia illa tenſa inepta eſt ad
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              reſpirandum; immò aliquando accidit, vt animalculum ibidem in­
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              cluſum valde intumuerit; in veſica, de qua ſupra, perfectam habe-</s>
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