Descartes, René, Renati Des-Cartes principia philosophiae
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              riuntur, tranſeundo, nonnihil commoveant. </s>
              <s>Quòd
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              etiam facit materia primi elementi, eos ex iſtis mea­
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              tibus, qui anguſtiſſimi ſunt, replens ac idem faciunt
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              particulae terreſtres ſuperiorum corporum D & E,
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              quae ſaepe in eos qui ſunt omnium latiſſimi deſcen­
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              dunt, atque inde nonnullas ex craſſis hujus corporis
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              particulis ſecum abducunt. </s>
              <s>Quippe credibile eſt, ſu­
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              periorem ejus ſuperficiem conſtare partibus ramoſis,
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              ſibi quidem mutuò valde firmiter annexis; utpote quae,
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              dum hoc corpus formaretur, impetum globulorum
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              coeleſtium per corpora B & D diſcurrentium, primae
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              ſuſtinuerunt & fregerunt; ſed inter quas nihilominus
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              permulta ſunt intervalla ſatis lata, ut per ipſa parti­
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              culae aquae dulcis, & ſalis, nec non etiam alize angu­
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              loſae aut ramoſae, ex corpore E delapſae, tranſire poſſint. </s>
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              LVII.
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              De naturâ Terrae inte­
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              rioris. </s>
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              30</s>
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              5</s>
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              10</s>
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              15</s>
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              Verùm infra iſtam ſuperficiem, partes corporis C
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              minus arcte ſibi mutuò adhaerent; ac etiam fort¬é in
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              quâdam ab ipſâ diſtantiâ, multae ſimul ſunt congre­
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              gatae, quae figuras habent tam teretes & tam Iveves, ut,
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              quamvis ob graviatem ſuam ſibi mutuò incumbant,
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              nec, quemadmodum aquae partes, globulos ſecundi
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              elementi undique circa ſe fluere permittant, facilè ta­
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              men agitentur, tum à minutioribus ex iſtis globulis,
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              qui nonnulla etiam ſpatia inter ipſas inveniunt, tum
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              praecipuè à materiâ primi elementi, quae omnes angu­
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              ſtiſſimos angulos ibi relictos replet. </s>
              <s>Atque ideò liquo­
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              rem componunt valde ponderoſum & minimè pelluci­
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              dum, cujuſmodi eſt argentum vivum. </s>
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              LVIII.
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              De naturâ argenti vivi. </s>
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              20</s>
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              25</s>
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              Praeterea, quemadmodum videmus eas maculas,
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              quae quotidie circa Solem generantur, figuras habere
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              admodùm irregulares & varias, ita exiſtimandum eſt </s>
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