Galilei, Galileo, The systems of the world, 1661

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    <archimedes>
      <text>
        <body>
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            <p type="main">
              <s>
                <pb xlink:href="065/01/394.jpg" pagenum="382"/>
              motions, by making them different in the times of the
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              ſtices, as to greatneſſe, from what they are in the Equinoxes.</s>
            </p>
            <p type="main">
              <s>We will ſpeak (in the firſt place, of the diurnal motion, as
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              being the principal, and upon which the Moon and Sun ſeem to
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              exerciſe their power ſecondarily, in their monethly and annual </s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg731"/>
                <lb/>
              alterations. </s>
              <s>Three differences are obſervable in theſe horary
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              mutations; for in ſome places the waters riſe and fall, without
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              making any progreſſive motion; in others, without riſing or
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              ling they run one while towards the Eaſt, and recur another
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              while towards the Weſt; and in others they vary the heights
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              and courſe alſo, as happeneth here in
                <emph type="italics"/>
              Venice,
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              where the Tides in
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              coming in riſe, and in going out fall; and this they do in the
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              termities of the lengths of Gulphs that diſtend from Weſt to
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              Eaſt, and terminate in open ſhores, up along which ſhores the
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              Tide at time of flood hath room to extend it ſelf: but if the
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              courfe of the Tide were iutercepted by Cliffes and Banks of
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              great height and ſteepneſſe, there it will flow and ebbe without
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              any progreſſive motion. </s>
              <s>Again, it runs to and again, without
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              changing height in the middle parts of the Mediterrane, as
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                <arrow.to.target n="marg732"/>
                <lb/>
              bly happeneth in the ^{*}
                <emph type="italics"/>
              Faro de Meſſina,
                <emph.end type="italics"/>
              between
                <emph type="italics"/>
              Scylla
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              and
                <emph type="italics"/>
                <lb/>
              rybdis,
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              where the Currents, by reaſon of the narrowneſſe of
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              the Channel, are very ſwift; but in the more open Seas, and
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              about the Iſles that ſtand farther into the Mediterranean Sea, as
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                <arrow.to.target n="marg733"/>
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              the
                <emph type="italics"/>
              Baleares, Corſica, Sardignia, ^{*} Elba, Sicily
                <emph.end type="italics"/>
              towards the
                <emph type="italics"/>
              Affrican
                <emph.end type="italics"/>
                <lb/>
                <arrow.to.target n="marg734"/>
                <lb/>
              Coaſts,
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              Malta, ^{*} Candia, &c.
                <emph.end type="italics"/>
              the changes of watermark are
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              very ſmall; but the currents indeed are very notable, and
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              cially when the Sea is pent between Iſlands, or between them
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              and the Continent.</s>
            </p>
            <p type="margin">
              <s>
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                <emph type="italics"/>
              Varieties that
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              happen in the
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              nal period.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg732"/>
              * A Strait, ſo
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              called.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg733"/>
              * Or Ilva.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg734"/>
              * Or Creta.</s>
            </p>
            <p type="main">
              <s>Now theſe onely true and certain effects, were there no more
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              to be obſerved, do, in my judgment, very probably perſwade
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              any man, that will contain himſelf within the bounds of
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              ral cauſes, to grant the mobility of the Earth: for to make the
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              veſſel (as it may be called) of the Mediterrane ſtand ſtill, and to
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              make the water contained therein to do, as it doth, exceeds my
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              imagination, and perhaps every mans elſe, who will but pierce
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              beyond the rinde in theſe kind of inquiries.</s>
            </p>
            <p type="main">
              <s>SIMP. </s>
              <s>Theſe accidents,
                <emph type="italics"/>
              Salviatus,
                <emph.end type="italics"/>
              begin not now, they are
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              moſt ancient, and have been obſerved by very many, and ſeveral
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              have attempted to aſſigne, ſome one, ſome another cauſe for the
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              ſame: and there dwelleth not many miles from hence a famous
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              Peripatetick, that alledgeth a cauſe for the ſame newly fiſhed out
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                <arrow.to.target n="marg735"/>
                <lb/>
              of a certain Text of
                <emph type="italics"/>
              Ariſtotle,
                <emph.end type="italics"/>
              not well underſtood by his
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              poſitors, from which Text he collecteth, that the true cauſe of
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              theſe motions doth only proceed from the different profundities
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              of Seas: for that the waters of greateſt depth being greater in </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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