Musschenbroek, Petrus van, Physicae experimentales, et geometricae de magnete, tuborum capillarium vitreorumque speculorum attractione, magnitudine terrae, cohaerentia corporum firmorum dissertationes: ut et ephemerides meteorologicae ultraiectinae

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        <div xml:id="echoid-div234" type="section" level="1" n="234">
          <head xml:id="echoid-head255" xml:space="preserve">DISSERTATIO</head>
          <head xml:id="echoid-head256" xml:space="preserve">PHYSICA
            <lb/>
          EXPERIMENTALIS
            <lb/>
          DE</head>
          <head xml:id="echoid-head257" xml:space="preserve">ATTRACTIONE SPECULORUM
            <lb/>
          PLANORUM VITREORUM.</head>
          <p>
            <s xml:id="echoid-s8186" xml:space="preserve">Demonſtravimus in præcedenti de Tubis Capillaribus Diſierta-
              <lb/>
            tione, vitrum vi attractrice eſſe donatum, eâque liquores
              <lb/>
            ad ſe rapere, atque ad varias altitudines elevare; </s>
            <s xml:id="echoid-s8187" xml:space="preserve">eo majores, quo
              <lb/>
            ſuperſicies attrahentes ſibi ſunt propiores; </s>
            <s xml:id="echoid-s8188" xml:space="preserve">eo minores, quo magis
              <lb/>
            a ſe mutuo ſuperficies deſtiterint: </s>
            <s xml:id="echoid-s8189" xml:space="preserve">Vis eadem vitri attractrix aliis ad-
              <lb/>
            huc probari poteſt modis, & </s>
            <s xml:id="echoid-s8190" xml:space="preserve">imprimis ope ſpeculorum planorum,
              <lb/>
            quorum phænomena cum facile obſervari queant, cum admodum
              <lb/>
            jucunda, & </s>
            <s xml:id="echoid-s8191" xml:space="preserve">primâ fronte admiranda ſint, atque ex iis nonnihil
              <lb/>
            lucis prioribus affundi poſſit, arbitrabar ea eſſe hujus loci, hanc-
              <lb/>
            que Diſſertationem priori ſubnectendam, quamvis non multum no-
              <lb/>
            vi contineat, ſed potiſſimum Experimenta ab Hauksbejo in Phy-
              <lb/>
            lico Mechanical Experiments deſcripta, aut a Cl Jurino in Phi-
              <lb/>
            loſopbicis Actis Britannicis relata, aut a magno ’sGravezandio,
              <lb/>
            Batavicæ Philoſophiæ decore, ſubtilius examinata: </s>
            <s xml:id="echoid-s8192" xml:space="preserve">Verum vitio
              <lb/>
            non vertitur Geometris eandem veritatem ſæpius diverfâ methodo
              <lb/>
            demonſtraſſe, non igitur nobis in Phyſicis ita etiam perrexiſie de-
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            decori fore ſp ro.</s>
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          <head xml:id="echoid-head258" xml:space="preserve">EXPERIMENTUM I.</head>
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            <s xml:id="echoid-s8194" xml:space="preserve">Tab. </s>
            <s xml:id="echoid-s8195" xml:space="preserve">13. </s>
            <s xml:id="echoid-s8196" xml:space="preserve">fig. </s>
            <s xml:id="echoid-s8197" xml:space="preserve">1. </s>
            <s xml:id="echoid-s8198" xml:space="preserve">Vitrum planum utrimque politum, quod </s>
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