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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[231.] EXPERIMENTUM IV.
Page: 338 (324)
[232.] EXPERIMENTUM V.
Page: 339 (325)
[233.] CAPUT OCTAVUM. De Adſcenſu Liquorum in Tubos ſibi mutuo immiſſos.
Page: 346 (332)
[234.] DISSERTATIO PHYSICA EXPERIMENTALIS DE ATTRACTIONE SPECULORUM PLANORUM VITREORUM.
Page: 348 (334)
[235.] EXPERIMENTUM I.
Page: 348 (334)
[236.] EXPERIMENTUM II.
Page: 352 (338)
[237.] EXPERIMENTUM III.
Page: 352 (338)
[238.] EXPERIMENTUM IV.
Page: 353 (339)
[239.] EXPERIMENTUM V.
Page: 355 (341)
[240.] EXPERIMENTUM VI.
Page: 355 (341)
[241.] EXPERIMENTUM VII.
Page: 360 (346)
[242.] EXPERIMENTUM VIII.
Page: 361 (347)
[243.] EXPERIMENTUM IX.
Page: 363 (349)
[244.] EXPERIMENTUM X.
Page: 366 (352)
[245.] EXPERIMENTUM XI.
Page: 366 (352)
[246.] FINIS.
Page: 367 (353)
[247.] DISSERTATIO DE MAGNITUDINE TERRÆ.
Page: 369
[248.] DISSERTATIO DE MAGNITUDINE TERRÆ.
Page: 371 (357)
[249.] DE MAGNITUDINE TERRÆ MENSURATÆ A W. SNELLIO, DESCRIPTÆ IN ERATOSTHENE BATAVO. LIB. II. CAP. VI. Prima Gæodæſiæ ſtatio & diſtantia inter Lugdunum Bata-vorum & Soeter woudam pagum definita.
Page: 376 (362)
[250.] CAPUT VII. Diſtantia inter Lugdunum Batavorum & Hagam Comitis definita.
Page: 379 (365)
[251.] I. Problema Diſtantia pagorum Waſſenariæ & Soeterwoudæ.
Page: 380 (366)
[252.] II. Problema Diſtantia pagorum Soeterwoudæ & Voorſchoten.
Page: 380 (366)
[253.] III. Problema. Diſtantia pagorum Waſſenariæ & Voorſchoten.
Page: 380 (366)
[254.] IV. Problema Diſtantia pagorum Waſſenariæ & Voorſchoten, iterata Gæodæſia tentata & expreſſa.
Page: 381 (367)
[255.] V. Problema Diſtantia Hagæ & Leidæ.
Page: 382 (368)
[256.] VI. Problema Eadem diſtantia inter Hagam & Leidam aliter tentata.
Page: 383 (369)
[257.] CAPUT VIII. Omnium reliquorum locorum ad inſtitutam Gæodæſiam adbibitorum intervalla definita.
Page: 384 (370)
[258.] I. Problema. Triangulum A E S, Leida, Haga, Gouda.
Page: 384 (370)
[259.] II. Problema. Triangulum E S R. Leida, Gouda, Dordracum.
Page: 386 (372)
[260.] III. Problema. Triangulum E A R. Leida, Haga, Dordracum.
Page: 387 (373)
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              <pb o="219" file="0233" n="233" rhead="DE MAGNETE"/>
            geretur Acus nautica, vim polorum cœleſtium, & </s>
            <s xml:id="echoid-s5066" xml:space="preserve">imprimis poli Arctici,
              <lb/>
            vocabant, inter hos Petrus Peregrinus, Pedro de Media, Marſi-
              <lb/>
            lius Ficinus, & </s>
            <s xml:id="echoid-s5067" xml:space="preserve">Chemici plurimi exſtiterunt, hinc Menenſius in
              <lb/>
            Theatri Chemic. </s>
            <s xml:id="echoid-s5068" xml:space="preserve">vol. </s>
            <s xml:id="echoid-s5069" xml:space="preserve">5. </s>
            <s xml:id="echoid-s5070" xml:space="preserve">pag. </s>
            <s xml:id="echoid-s5071" xml:space="preserve">391. </s>
            <s xml:id="echoid-s5072" xml:space="preserve">inquit, Lapides virtutis aſtro-
              <lb/>
            rum conſortio frui inficiabitur nemo, qui ferreum pyxidis nauticæ
              <lb/>
            perpendiculum, Magnete confricatum, ſemper poli Septentrionalis
              <lb/>
            ſtellam ſpectare obſervabit. </s>
            <s xml:id="echoid-s5073" xml:space="preserve">Cadit hæc opinio ex ſolâ Inclinatione
              <lb/>
            Acûs ſupra axin mobilis, quæ non in hac regione elevatur 52 gra-
              <lb/>
            dibus ſupra horizontem, qualis eſt poli elevatio, ſed infra eum
              <lb/>
            deprimitur 67 gradibus.</s>
            <s xml:id="echoid-s5074" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5075" xml:space="preserve">Corteſius ad punctum aliquod tractorium ultra cælum recurrit;
              <lb/>
            </s>
            <s xml:id="echoid-s5076" xml:space="preserve">quodigitur plusquam infinito â Terrâ aberit intervallo, infinitum enim
              <lb/>
            Cœlum eſſe manifeſtum eſt, quia vacuum eſt, vacuum autem ex ſe
              <lb/>
            nulla ſuperficie limitante donatur, nec cum ea concipi poteſt, niſi
              <lb/>
            corpora ſimul adſint, quorum ſuperficies ſpatio terminos imponit; </s>
            <s xml:id="echoid-s5077" xml:space="preserve">
              <lb/>
            imo infinitum eſſe cælum alio agrumento probabile reddidit Halleyus
              <lb/>
            in Philoſ. </s>
            <s xml:id="echoid-s5078" xml:space="preserve">Tranſ. </s>
            <s xml:id="echoid-s5079" xml:space="preserve">Quid vero tum punctum adeo remotum â Terrâ
              <lb/>
            operabitur? </s>
            <s xml:id="echoid-s5080" xml:space="preserve">ſed non ab uno regitur Magnes puncto, verum a pluri-
              <lb/>
            bus, neque tendit Acus vi Magnetis imbuta ad Cœlum, ſed ad Terram.</s>
            <s xml:id="echoid-s5081" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5082" xml:space="preserve">Dornæus in Vol. </s>
            <s xml:id="echoid-s5083" xml:space="preserve">1. </s>
            <s xml:id="echoid-s5084" xml:space="preserve">Theatr Chemic. </s>
            <s xml:id="echoid-s5085" xml:space="preserve">Cœleſti in fluentiâ Magnetem regi
              <lb/>
            opinabatur, non tamen quia Spiritus in eo eſſet: </s>
            <s xml:id="echoid-s5086" xml:space="preserve">vereor an Philoſophus
              <lb/>
            Cœleſtis influentiæ clarum conceptum formare unquam potuerit;
              <lb/>
            </s>
            <s xml:id="echoid-s5087" xml:space="preserve">quid enim eſt influentia? </s>
            <s xml:id="echoid-s5088" xml:space="preserve">Spirituſne an corpus? </s>
            <s xml:id="echoid-s5089" xml:space="preserve">an quid aliud? </s>
            <s xml:id="echoid-s5090" xml:space="preserve">Spi-
              <lb/>
            ritum eſſe negat ipſe, quodnam igitur erit corpus, vel quænam alia
              <lb/>
            ſubſtantia? </s>
            <s xml:id="echoid-s5091" xml:space="preserve">niſi hæc prius definiatur, nihil plus intelligimus, quam
              <lb/>
            ſi nihil dixiſſet.</s>
            <s xml:id="echoid-s5092" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5093" xml:space="preserve">Alii relicto Cœload Terram ſe converterunt, in ea cauſam reper-
              <lb/>
            turi; </s>
            <s xml:id="echoid-s5094" xml:space="preserve">idcirco Fracaſtorius â montibus quibuſdam Magneticis ſub
              <lb/>
            polo Septentrionali ſitis directionem Acus & </s>
            <s xml:id="echoid-s5095" xml:space="preserve">Magnetis derivabat.
              <lb/>
            </s>
            <s xml:id="echoid-s5096" xml:space="preserve">Georgius Agricola Magnetem ita ſe dirigere cenſebat, ut ſe in pri-
              <lb/>
            ſtinum ſitum, quem in fodinis occupaverat reſtitueret: </s>
            <s xml:id="echoid-s5097" xml:space="preserve">Sententiam
              <lb/>
            ſuam uterque rejeciſſet, modo cognoviſſet directionem Acus & </s>
            <s xml:id="echoid-s5098" xml:space="preserve">
              <lb/>
            Magnetis perpetuis eſſe viciſſitudinibus obnoxiam.</s>
            <s xml:id="echoid-s5099" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5100" xml:space="preserve">Maurolycus ſupponebat Magneticam quandam inſulam, præter
              <lb/>
            polum ita conſtitutam, ut ad ſe ſemper Ferrum Magneremque diri-
              <lb/>
            geret; </s>
            <s xml:id="echoid-s5101" xml:space="preserve">ſed niſi hæc inſula, navigii inſtar perpetuo locum </s>
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