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

Table of contents

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[31.] EXPERIMENTUM XXIII.
Page: 69 (55)
[32.] EXPERIMENTUM XXIV.
Page: 71 (57)
[33.] EXPERIMENTUM XXV.
Page: 74 (60)
[34.] EXPERIMENTUM. XXVI.
Page: 80 (66)
[35.] EXPERIMENTUM XXVII.
Page: 83 (69)
[36.] EXPERIMENTUM. XXVIII.
Page: 83 (69)
[37.] EXPERIMENTUM XXIX.
Page: 85 (71)
[38.] EXPERIMENTUM XXX.
Page: 90 (76)
[39.] PROCESSUS PRIMUS.
Page: 91 (77)
[40.] PROCESSUS SECUNDUS.
Page: 92 (78)
[41.] PROCESSUS TERTIUS.
Page: 93 (79)
[42.] PROCESSUS QUARTUS.
Page: 94 (80)
[43.] PROCESSUS QUINTUS.
Page: 97 (83)
[44.] PROCESSUS SEXTUS.
Page: 99 (85)
[45.] PROCESSUS SEPTIMUS.
Page: 100 (86)
[46.] PROCESSUS OCTAVUS.
Page: 101 (87)
[47.] PROCESSUS NONUS.
Page: 102 (88)
[48.] PROCESSUS DECIMUS.
Page: 103 (89)
[49.] PROCESSUS UNDECIMUS.
Page: 104 (90)
[50.] PROCESSUS DUODECIMUS.
Page: 106 (92)
[51.] EXPERIMENTUM XXXI.
Page: 110 (96)
[52.] EXPERIMENTUM XXXII.
Page: 115 (101)
[53.] EXPERIMENTUM XXXIII.
Page: 115 (101)
[54.] EXPERIMENTUM XXXIV.
Page: 116 (102)
[55.] EXPERIMENTUM. XXXV.
Page: 117 (103)
[56.] EXPERIMENTUM. XXXVI.
Page: 117 (103)
[57.] EXPERIMENTUM XXXVII.
Page: 118 (104)
[58.] EXPERIMENTUM XXXVIII.
Page: 118 (104)
[59.] EXPERIMENTUM XXXIX.
Page: 119 (105)
[60.] EXPERIMENTUM XL.
Page: 120 (106)
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          <head xml:id="echoid-head53" xml:space="preserve">PROCESSUS SEPTIMUS.</head>
          <p>
            <s xml:id="echoid-s2071" xml:space="preserve">Magnetis in pulverem reducti & </s>
            <s xml:id="echoid-s2072" xml:space="preserve">Nitri ana ℨiij. </s>
            <s xml:id="echoid-s2073" xml:space="preserve">bene miſtas in
              <lb/>
            crucibulo expoſui igni in furno anemi, per trihorium, in quo abie-
              <lb/>
            runt in maſſam ſirmam, ſpongioſam, non ſplendentem, nigreſcen-
              <lb/>
            tem, crucibulo adeo pertinaciter adhærentem, ut non niſi eo dif-
              <lb/>
            fracto ſeparari potuerit: </s>
            <s xml:id="echoid-s2074" xml:space="preserve">hæc in pulverem contuſa a Magnete attra-
              <lb/>
            hebatur, ſaporem parumper ſalſum retinuerat ab Alcali, in quod
              <lb/>
            Nitrum in Igne converſum fuit: </s>
            <s xml:id="echoid-s2075" xml:space="preserve">cum Maſſa homogenei fuerat co-
              <lb/>
            loris in hac prima operatione, nihil ſeparati diſtinctique dedit, quare
              <lb/>
            illam alteri exponebam operationi.</s>
            <s xml:id="echoid-s2076" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2077" xml:space="preserve">2. </s>
            <s xml:id="echoid-s2078" xml:space="preserve">Pulveri priori admiſcui Nitri æqualem copiam, atque eum in
              <lb/>
            crucibulo per horas 2 {1/2} vehementiſſimo Igni carbonum foſſilium in
              <lb/>
            furno reverberii expoſui; </s>
            <s xml:id="echoid-s2079" xml:space="preserve">tum abiit in maſſam valde friabilem, ſo-
              <lb/>
            lisque digitis in pulverem conterendam, rubeſcentem, ſed ubivis
              <lb/>
            homogeneam, nihilque diſtincti præbentem: </s>
            <s xml:id="echoid-s2080" xml:space="preserve">reduxi eam in pulve-
              <lb/>
            rem, ſed qui parum a Magnete attrahebatur; </s>
            <s xml:id="echoid-s2081" xml:space="preserve">unde concluſiſſem
              <lb/>
            partem viribus donatam cum Nitro avolaſſe, niſi certo certius ſci-
              <lb/>
            viſſem, hoc tantum provenire a copia Salis, undique pulveri ad-
              <lb/>
            hærentis, & </s>
            <s xml:id="echoid-s2082" xml:space="preserve">vim Magnetis in alia corpora prohibentis.</s>
            <s xml:id="echoid-s2083" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2084" xml:space="preserve">3. </s>
            <s xml:id="echoid-s2085" xml:space="preserve">Pulverem immiſſum phialæ cum Aqua digeſſi, coxique ſpatio
              <lb/>
            8 dierum, obſervaturus an tincturam daret, ſed nullomodo ſol-
              <lb/>
            vebatur: </s>
            <s xml:id="echoid-s2086" xml:space="preserve">tum pulverem in copioſiſſima diluebam & </s>
            <s xml:id="echoid-s2087" xml:space="preserve">lavabam A qua,
              <lb/>
            donec inſipidus evadebat; </s>
            <s xml:id="echoid-s2088" xml:space="preserve">poſtea exſiccatus, manſit rubeſcentis
              <lb/>
            coloris, & </s>
            <s xml:id="echoid-s2089" xml:space="preserve">multo fortius a Magnete attrahebatur quam antea in §.
              <lb/>
            </s>
            <s xml:id="echoid-s2090" xml:space="preserve">2: </s>
            <s xml:id="echoid-s2091" xml:space="preserve">imo dubitabam an in attractione differentia obtineret inter præ-
              <lb/>
            ſentem & </s>
            <s xml:id="echoid-s2092" xml:space="preserve">eam ante inſtitutam ullam operationem cum pulvere.</s>
            <s xml:id="echoid-s2093" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s2094" xml:space="preserve">Iterum ex hujus Salis operatione nihil ulterius ſperabam; </s>
            <s xml:id="echoid-s2095" xml:space="preserve">videbam
              <lb/>
            equidem hujus corroſionem aliam fuiſſe, quam Salis Tartari,
              <lb/>
            aut Salis Marini, quia pulvis alio colore donabatur; </s>
            <s xml:id="echoid-s2096" xml:space="preserve">nunc enim erat
              <lb/>
            rubeſcens, quiantea gryſeus, rubeſcens, nigreſcenſque habebatur, ſed
              <lb/>
            ita non ad ſcopum perveniebam: </s>
            <s xml:id="echoid-s2097" xml:space="preserve">quare ad aliud examen me ac-
              <lb/>
            cinxi.</s>
            <s xml:id="echoid-s2098" xml:space="preserve"/>
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