Casati, Paolo, De igne dissertationes physicae, 1686

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[11.] DE IGNE DISSERTATIONES PHYSICÆ AVTHORE P. PAVLO CASATO Placentino Societatis IESV. DISSERTATIO PRIMA. *De Ignis nobilitate*.
[12.] DISSERTATIO SECVNDA. De Ignis Natura.
[13.] *DISSERTATIO TERTIA.* *De Ignis Loco.*
[14.] *DISSERTATIO QVARTA.* An exustione noua ſubſtantia gignatur.
[15.] DISSERTATIO QVINTA. *De Calore.*
[16.] *DISSERTATIO SEXTA*. De his quæ Virtute Calida dicuntur.
[17.] *DISSERTATIO SEPTIMA.* Quomodo Ignis accendatur.
[18.] *DISSERTATIO OCTAVA.* *De Flamma & Fumo.*
[19.] *DISSERTATIO NONA.* De Ignis extinctione.
[20.] *DISSERTATIO DECIMA.* De Cineribus.
[21.] DISSERTATIO VNDECIMA. *De Aquis Fortibus.*
[22.] DISSERTATIO DVODECIMA. De Luce Ignis.
[23.] Denſus nube ſuâ, tactuque immitis, & hauſtu, Sed vitreis idem lucidus vſque vadis. Conſuluit Natura ſibi, ne merſa lateret, Admiſitque oculos, quò vetatire calor.
[24.] DISSERTATIO DECIMATERTIA. De Coloribus per Ignem mutatis.
[25.] *FINIS.*
[26.] *INDEX* Rerum præcipuarum. A
[27.] B
[28.] C
[29.] D
[30.] E
[31.] F
[32.] G
[33.] H
[34.] I
[35.] L
[36.] M
[37.] N
[38.] O
[39.] P
[40.] Q
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            <s xml:id="echoid-s2376" xml:space="preserve">
              <pb o="76" file="0088" n="88" rhead="Diſſertatio Quarta."/>
            nium ſtatuamus, non continuò omnibus igniculis in corporum
              <lb/>
            coagmentatione requiſitis ſummam pariter grauitatem tribuen-
              <lb/>
            dam cenſemus: </s>
            <s xml:id="echoid-s2377" xml:space="preserve">ſicut enim illorum natura valde diſſimilis eſt, ita
              <lb/>
            quoque diſpares eorundem grauitates eſſe poſſunt immò: </s>
            <s xml:id="echoid-s2378" xml:space="preserve">& </s>
            <s xml:id="echoid-s2379" xml:space="preserve">aliqui-
              <lb/>
            bus Spiritibus leuitatem aliquam facilè poſſumus tribuere, vt in
              <lb/>
            Atmoſphærâ ſponte aſcendant, atque iterum vaporibus immiſti
              <lb/>
            deſcendant. </s>
            <s xml:id="echoid-s2380" xml:space="preserve">Quod ſi & </s>
            <s xml:id="echoid-s2381" xml:space="preserve">cœleſtes igniculos è Sole & </s>
            <s xml:id="echoid-s2382" xml:space="preserve">ſyderibus de-
              <lb/>
            lapſos corporibus immiſceri quis non ægrè concedat, eos ingeni-
              <lb/>
            tâ vi ad ſuæ originis caput contendere poſſe, negare non poterit,
              <lb/>
            atque adeò terreſtres igniculos graues & </s>
            <s xml:id="echoid-s2383" xml:space="preserve">fixos ſtatuet, leues verò
              <lb/>
            atque volatiles, quos ſydera eiaculantur. </s>
            <s xml:id="echoid-s2384" xml:space="preserve">An verò ex hoc, quod
              <lb/>
            glacies concreta exponatur nocturno frigori brumali, atque poſt-
              <lb/>
            ridie mane deprehendatur diminutum eius pondus, quod pridie
              <lb/>
            veſperi indicârat libra, argui poſſit graues eſſe igniculos, quos
              <lb/>
            maius frigus expreſſit ex glacie, in medio relinquo. </s>
            <s xml:id="echoid-s2385" xml:space="preserve">Certè, cum
              <lb/>
            olea ferè omnia ſupernatent aquæ, oleum ex cinnamomo & </s>
            <s xml:id="echoid-s2386" xml:space="preserve">ex ca-
              <lb/>
            ryophyllis fundum petit: </s>
            <s xml:id="echoid-s2387" xml:space="preserve">quantum verò igniculorum in his repe-
              <lb/>
            riatur, nemo neſcit.</s>
            <s xml:id="echoid-s2388" xml:space="preserve"/>
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        </div>
        <div xml:id="echoid-div17" type="section" level="1" n="14">
          <head xml:id="echoid-head43" xml:space="preserve">*DISSERTATIO QVARTA.*</head>
          <head xml:id="echoid-head44" xml:space="preserve">An exustione noua ſubſtantia gignatur.</head>
          <p>
            <s xml:id="echoid-s2389" xml:space="preserve">GRad. </s>
            <s xml:id="echoid-s2390" xml:space="preserve">Quæ heſternâ collocutione diſputauimus, animo re-
              <lb/>
            colebam, atque ignem vehementi calore præditum, quin
              <lb/>
            aliquâ luce fulgeret, facilè admittendum eſſe mecum ipſe reputa-
              <lb/>
            bam, cùm ſæpè obſeruauerim extinctam faculam accendi, quam-
              <lb/>
            uis à flammæ cuſpide remotam eo loco, vbi lux nulla appareret,
              <lb/>
            modò nimium non eſſet interuallum ab ardente candelâ: </s>
            <s xml:id="echoid-s2391" xml:space="preserve">Nec ibi
              <lb/>
            minus eſſe ignis, quàm in ipſâ flammâ, hinc conſtat, quod mul-
              <lb/>
            to citiùs, quàm admota ad flammæ latus, facula ibi ignem con-
              <lb/>
            cipit. </s>
            <s xml:id="echoid-s2392" xml:space="preserve">Quapropter ſi in terræ viſceribus eiuſmodi ignem admitta-
              <lb/>
            mus, qualis ex flammæ cuſpide erumpit obſcurus, vtique pluri-
              <lb/>
            mam efficacitatem à luce ſeiunctam habebimus. </s>
            <s xml:id="echoid-s2393" xml:space="preserve">Hinc prout ex aliâ
              <lb/>
            in aliam cogitationem deſcendere procliue eſt, illicò menti ſeſe
              <lb/>
            obiecit illa controuerſia, Vtrùm Ignis, an Terra eſſet, quę An-
              <lb/>
            tiquis Veſta dicebatur: </s>
            <s xml:id="echoid-s2394" xml:space="preserve">hanc enim in Vniuerſitatis centro omnes
              <lb/>
            ſtatuebant, cùm Plato in Phædro reliquos Deos ſubſequi Iouis </s>
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