Angeli, Stefano degli, Della gravita' dell' aria e fluidi : esercitata principalmente nelli loro homogenei

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          <p>
            <s xml:id="echoid-s70" xml:space="preserve">
              <pb o="2" file="00008" n="8" rhead="_DIALOGO_"/>
            ſti ſuoi penſieri.</s>
            <s xml:id="echoid-s71" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s72" xml:space="preserve">_Cont_. </s>
            <s xml:id="echoid-s73" xml:space="preserve">S’accomodino con la ſolita noſtra familiarità doue più li
              <lb/>
            aggrada, che io haurò piacere andarli delineando li embrioni
              <lb/>
            della mia mente.</s>
            <s xml:id="echoid-s74" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s75" xml:space="preserve">Che l’Aria noſtra, la qual reſpiriamo, è che ne circon-
              <lb/>
            da, ſia corpo poſitiuamente leggiero, è non ſolo riſpetti-
              <lb/>
            uamente, paragonandola con le coſe più graui, m’hà parſo
              <lb/>
            ſempre coſa impoſſibile da crederſi: </s>
            <s xml:id="echoid-s76" xml:space="preserve">poiche contenendo in
              <lb/>
            ſe ſteſſa vn’infinità di vapori, & </s>
            <s xml:id="echoid-s77" xml:space="preserve">vn miſcuglio dell’ effluuij,
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            che eſcono da tutti li corpi; </s>
            <s xml:id="echoid-s78" xml:space="preserve">(anzi forſe nõeſſendo altro che
              <lb/>
            vn aggregato di queſti) non sò vedere come parimente non
              <lb/>
            contenga vn’aggregato delle loro minime grauità. </s>
            <s xml:id="echoid-s79" xml:space="preserve">Hò an-
              <lb/>
            co fatto gran capitale di tutte quelle eſperienze, e modi,
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            che per far toccar con mano queſta verità, ſono ſtati in-
              <lb/>
            uentati dalla perſpicacità di tanti Filoſofi inſigni; </s>
            <s xml:id="echoid-s80" xml:space="preserve">mà
              <lb/>
            quello penſato gl’anni paſſati dal Nobiliſſimo Signor Otto-
              <lb/>
            ne Gerickio Conſolo della famoſiſſima Città di Mag-
              <lb/>
            deburgo, m’hà parſo ſempre molto proprio, è conuin-
              <lb/>
            cente.</s>
            <s xml:id="echoid-s81" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s82" xml:space="preserve">_Ofredi_ In gratia V. </s>
            <s xml:id="echoid-s83" xml:space="preserve">Sig. </s>
            <s xml:id="echoid-s84" xml:space="preserve">me lo dia ad intendere, perche non ſolo
              <lb/>
            queſto, ma tutte le coſe dicoteſto Signore mi rieſcono to-
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            talmente
              <gap/>
            .</s>
            <s xml:id="echoid-s85" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s86" xml:space="preserve">_Conte_. </s>
            <s xml:id="echoid-s87" xml:space="preserve">Io impreſtarò à V. </s>
            <s xml:id="echoid-s88" xml:space="preserve">S. </s>
            <s xml:id="echoid-s89" xml:space="preserve">queſto Libro, ch’è la _Technicha Cu-_
              <lb/>
            _rioſa_ del dottiſſimo P. </s>
            <s xml:id="echoid-s90" xml:space="preserve">Gaſparo Scotti Geſuita, il quale nel
              <lb/>
            _Lib_. </s>
            <s xml:id="echoid-s91" xml:space="preserve">1. </s>
            <s xml:id="echoid-s92" xml:space="preserve">_Cap_. </s>
            <s xml:id="echoid-s93" xml:space="preserve">1. </s>
            <s xml:id="echoid-s94" xml:space="preserve">dichiara, in che maniera, da vn recipiente,
              <lb/>
            ò vaſo di vetro beniſſimo otturato, faceſſe leuare detto Si-
              <lb/>
            gnore a poco apoco, con non lieue fatica, quaſi tutta l’a-
              <lb/>
            ria, che lo riempiua, ſenza che nel vaſo poteſſe entrare
              <lb/>
            (ſi preſume) coſa alcuna, almeno non aria; </s>
            <s xml:id="echoid-s95" xml:space="preserve">(artificio pur
              <lb/>
            anco ſpiegato dal nobiliſſimo Roberto Boile Ingleſe nelſuo
              <lb/>
            Trattato _de Vi Aeris Elaſtica_, e da altri) e dal differente peſo
              <lb/>
            di queſto vaſo prima pieno d’Aria, e poi ſenza quella già
              <lb/>
            eſtratta, raccoglieua e che peſaſſe, e quanto. </s>
            <s xml:id="echoid-s96" xml:space="preserve">Dice adun-
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            que nel _Cap_. </s>
            <s xml:id="echoid-s97" xml:space="preserve">2. </s>
            <s xml:id="echoid-s98" xml:space="preserve">che da vn recipiente capace di 32. </s>
            <s xml:id="echoid-s99" xml:space="preserve">miſure d’-
              <lb/>
            Herbipoli, che ſono mez’ orna di Franconia, cauato.
              <lb/>
            </s>
            <s xml:id="echoid-s100" xml:space="preserve">ne l aria, peſaua meno che con eſſa, vn’oncia e {3/10}.</s>
            <s xml:id="echoid-s101" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s102" xml:space="preserve">_Ofred_. </s>
            <s xml:id="echoid-s103" xml:space="preserve">In verità che queſt’eſperienza mi pare molto palpabile.</s>
            <s xml:id="echoid-s104" xml:space="preserve"/>
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