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

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            <s xml:id="echoid-s17142" xml:space="preserve">
              <pb o="677" file="0693" n="694" rhead="ULTRAJECTINÆ ANN. MDCCXXVIII."/>
            ceſſivos dies, Novilunium etiam contigit ipſo die Novembris pri-
              <lb/>
            mo, ceſſavit gelu cum Quadratura.</s>
            <s xml:id="echoid-s17143" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s17144" xml:space="preserve">Gelu quoque incepit poſt quartum diem Decembris, regelavit
              <lb/>
            decimo ſexto, verum quadratura prima Lunæ Septimo Decembris
              <lb/>
            dabatur, plenilunium die decimoſexto horâ 2, 7. </s>
            <s xml:id="echoid-s17145" xml:space="preserve">Quadratura ul-
              <lb/>
            tima Lunæ contigit Decembris vigeſimo tertio horâ, 10, 58, & </s>
            <s xml:id="echoid-s17146" xml:space="preserve">
              <lb/>
            gelare quoque iterum cœpit veſpera diei vigeſimi quarti Decembris:
              <lb/>
            </s>
            <s xml:id="echoid-s17147" xml:space="preserve">Ejuſmodi viciſſitudines congelationis & </s>
            <s xml:id="echoid-s17148" xml:space="preserve">regelationis ſolent fere ſem-
              <lb/>
            per in hac Terræ plaga obſervari ſimul cum Lunæ phaſibus incedere: </s>
            <s xml:id="echoid-s17149" xml:space="preserve">
              <lb/>
            ſunt hæ actiones Lunæ in Atmoſphæram inſignes Hyeme: </s>
            <s xml:id="echoid-s17150" xml:space="preserve">an æſtate
              <lb/>
            igitur etiam non aliquid præſtabunt, etiamſi multo minus? </s>
            <s xml:id="echoid-s17151" xml:space="preserve">vide-
              <lb/>
            tur, quamvis nondum id fuerit obſervatum accurate; </s>
            <s xml:id="echoid-s17152" xml:space="preserve">hæc etiam
              <lb/>
            ratio eſt quare ſemper crediderim ad Lunæ Phaſes atten-
              <lb/>
            dendum eſſe, quoties nonnulla capientur Experimenta, præcipue
              <lb/>
            quæ ab Aëris variâ conditione & </s>
            <s xml:id="echoid-s17153" xml:space="preserve">temperie multum pendent, fa-
              <lb/>
            teor in plurimis Lunam nihil operari poſſe; </s>
            <s xml:id="echoid-s17154" xml:space="preserve">ſed cum in quædam
              <lb/>
            actionem exerceat, hæc nunquam intelligentur, niſi vis aliquid
              <lb/>
            in illis peragens annotetur.</s>
            <s xml:id="echoid-s17155" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s17156" xml:space="preserve">Maximus calor uſſit vigeſimo nono Junii, nam tempore meri-
              <lb/>
            diano Thermoſcopium elevatum fuit ad octuageſimum ſextum, cum
              <lb/>
            reliquis calidioribus Menſis Julii diebus tantum ad gradum octua-
              <lb/>
            geſimum quartum adſcenderit liquor.</s>
            <s xml:id="echoid-s17157" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s17158" xml:space="preserve">Quantitas pluviæ toto delapſa anno altitudinem perpendicula-
              <lb/>
            rem habuit 30 pollicum Rhenol. </s>
            <s xml:id="echoid-s17159" xml:space="preserve">2 {17/60} linear. </s>
            <s xml:id="echoid-s17160" xml:space="preserve">quæ ſolito multo
              <lb/>
            major annum humidum conſtituit, nihilominus modice fer-
              <lb/>
            tilem. </s>
            <s xml:id="echoid-s17161" xml:space="preserve">Januarius omnium maxime pluvioſus fuit: </s>
            <s xml:id="echoid-s17162" xml:space="preserve">quo ceciderunt
              <lb/>
            4 pollices cum 1 linea pluviæ; </s>
            <s xml:id="echoid-s17163" xml:space="preserve">ſicciſſimus fuit Februarius, tantum
              <lb/>
            5 lineas Aquæ colligens.</s>
            <s xml:id="echoid-s17164" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s17165" xml:space="preserve">Pluviam colligo in vaſe quadrati pedis ſuperficiem habente, aquam
              <lb/>
            per epiſtomium in recipiens vitreum quadrangulum demittente;
              <lb/>
            </s>
            <s xml:id="echoid-s17166" xml:space="preserve">quod prius dimenſum, dein in lineas diviſum eſt, accuratiſſime
              <lb/>
            Aquæ ſingulis diebus delapſæ quantitatem indicans, dimittens in
              <lb/>
            auras nihil, attamen notandum hoc modo me æque rorem, ac
              <lb/>
            aquam, nivem, grandinem, & </s>
            <s xml:id="echoid-s17167" xml:space="preserve">quicquid ex Aëre deciduum eſt, re-
              <lb/>
            cepiſſe.</s>
            <s xml:id="echoid-s17168" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s17169" xml:space="preserve">Aëri aperto commiſſum quoque fuit vas plumbeum, unum </s>
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