Salusbury, Thomas, Mathematical collections and translations (Tome I), 1667
page |< < of 701 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="040/01/333.jpg" pagenum="313"/>
              riodick courſe of the ſaid ſpots, yet did they not alter the
                <lb/>
              on of our friend, ſo as to make him believe, that they were any
                <lb/>
              eſſential and fixed cauſe of thoſe deviations, but he continued to
                <lb/>
              hold, that all the apparent alterations derived themſelves from
                <lb/>
              thoſe accidental mutations: in like manner, juſt as it would
                <lb/>
              pen to one that ſhould from far diſtant Regions obſerve the
                <lb/>
              tion of our Clouds; which would be diſcovered to move with a
                <lb/>
              moſt ſwift, great, and conſtant motion, carried round by the
                <lb/>
              urnal
                <emph type="italics"/>
              Vertigo
                <emph.end type="italics"/>
              of the Earth (if haply that motion belong to the
                <lb/>
              ſame) in twenty four hours, by circles parallel to the
                <lb/>
              al, but yet altered, in part, by the accidental motions cauſed by
                <lb/>
              the winds, which drive them, at all adventures, towards different
                <lb/>
              quarters of the World. </s>
              <s>While this was in agitation, it came to
                <lb/>
              paſs that
                <emph type="italics"/>
              Velſerus
                <emph.end type="italics"/>
              ſent him two Letters, written by a certain
                <lb/>
                <arrow.to.target n="marg580"/>
                <lb/>
              ſon, under the feigned name of ^{*}
                <emph type="italics"/>
              Apelles,
                <emph.end type="italics"/>
              upon the ſubject of
                <lb/>
              theſe Spots, requeſting him, with importunity, to declare his
                <lb/>
              thoughts freely upon thoſe Letters, and withall to let him know
                <lb/>
              what his opinion was touching the eſſence of thoſe ſpots; which his
                <lb/>
              requeſt he ſatisfied in 3 Letters, ſhewing firſt of all howvain the
                <lb/>
              conjectures of
                <emph type="italics"/>
              Apelles
                <emph.end type="italics"/>
              were; & diſcovering, ſecondly, his own
                <lb/>
              nions; withal foretelling to him, that
                <emph type="italics"/>
              Apelles
                <emph.end type="italics"/>
              would undoubtedly
                <lb/>
              be better adviſed in time, and turn to his opinion, as it afterwards
                <lb/>
              came to paſs. </s>
              <s>And becauſe that our Academian (as it was alſo
                <lb/>
              the judgment of many others that were intelligent in Natures
                <lb/>
              crets) thought he had in thoſe three Letters inveſtigated and
                <lb/>
              monſtrated, if not all that could be deſired, or required by
                <lb/>
              mane curioſity, at leaſt all that could be attained by humane
                <lb/>
              reaſon in ſuch a matter, he, for ſome time (being buſied in other
                <lb/>
              ſtudies) intermitted his continual obſervations, and onely in
                <lb/>
              placency to ſome friend, joyned with him, in making now and
                <lb/>
              then an abrupt obſervation: till that he, and after ſome years,
                <lb/>
                <arrow.to.target n="marg581"/>
                <lb/>
              we, being then at my ^{*} Country-ſeat, met with one of the
                <lb/>
              ry Solar ſpots very big, and thick, invited withal by a clear and
                <lb/>
              conſtant ſerenity of the Heavens, he, at my requeſt, made
                <lb/>
              vations of the whole progreſſe of the ſaid ſpot, carefully marking
                <lb/>
              upon a ſheet of paper the places that it was in every day at the
                <lb/>
              time of the Suns coming into the Meridian; and we having found
                <lb/>
              that its courſe was not in a right line, but ſomewhat incurvated,
                <lb/>
              we came to reſolve, at laſt, to make other obſervations from time
                <lb/>
              to time; to which undertaking we were ſtrongly induced by a
                <lb/>
              conceit, that accidentally came into the minde of my Gueſt,
                <lb/>
              which he imparted to me in theſe or the like words.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg578"/>
                <emph type="italics"/>
              The hiſtory of
                <lb/>
              the proceedings of
                <lb/>
              the Academian
                <lb/>
              for a long time
                <lb/>
              bout the
                <lb/>
              on of the Solar
                <lb/>
              ſpots.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg579"/>
              * Duumviro.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg580"/>
              * This Authors
                <lb/>
              true name is
                <emph type="italics"/>
                <lb/>
              ſtopher Scheiner us
                <emph.end type="italics"/>
                <lb/>
              a Jeſuit, and his
                <lb/>
              Book here meant
                <lb/>
              is intituled,
                <emph type="italics"/>
                <lb/>
              les poſt tabulam.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg581"/>
              * La mia villa
                <lb/>
              delle Selue.</s>
            </p>
            <p type="main">
              <s>In my opinion,
                <emph type="italics"/>
              Philip,
                <emph.end type="italics"/>
              there is a way opened to a buſineſs of
                <lb/>
              very great conſequence. </s>
              <s>For if the Axis about which the Sun
                <lb/>
              turneth be not erect perpendicularly to the plane of the </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum