Galilei, Galileo, The systems of the world, 1661

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="065/01/408.jpg" pagenum="396"/>
              no cauſe of ebbing and flowing, ſave onely by the participation
                <lb/>
              of another Sea, wherewith it hath communication, that is
                <lb/>
              ject to great
                <lb/>
                <arrow.to.target n="marg768"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg767"/>
                <emph type="italics"/>
              The cauſe why
                <lb/>
              ſome Seas, though
                <lb/>
              very long, ſuffer
                <lb/>
              no ebbing and
                <lb/>
              flowing.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg768"/>
                <emph type="italics"/>
              Ebbings and
                <lb/>
              flowings why
                <lb/>
              teſt in the
                <lb/>
              mities of gulphs,
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              and leaſt in the
                <lb/>
              middle parts.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>In the fourth place we ſhall very eaſily find out the reaſon
                <lb/>
              why the fluxes and refluxes are greateſt, as to the waters riſing
                <lb/>
              and falling in the utmoſt extremities of Gulphs, and leaſt in the
                <lb/>
              intermediate parts; as daily experience ſheweth here in
                <emph type="italics"/>
              Venice,
                <emph.end type="italics"/>
                <lb/>
              lying in the farther end of the
                <emph type="italics"/>
              Adriatick
                <emph.end type="italics"/>
              Sea, where that
                <lb/>
              rence commonly amounts to five or ſix feet; but in the places
                <lb/>
              of the Mediterrane, far diſtant from the extreams, that
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              on is very ſmall, as in the Iſles of
                <emph type="italics"/>
              Corſica
                <emph.end type="italics"/>
              and
                <emph type="italics"/>
              Sardinnia,
                <emph.end type="italics"/>
              and
                <lb/>
              in the Strands of
                <emph type="italics"/>
              Rome
                <emph.end type="italics"/>
              and
                <emph type="italics"/>
              Ligorne,
                <emph.end type="italics"/>
              where it exceeds not half a
                <lb/>
              foot; we ſhall underſtand alſo, why on the contrary, where
                <lb/>
              the riſings and fallings are ſmall, the courſes and recourſes are
                <lb/>
              great: I ſay it is an eaſie thing to underſtand the cauſes of theſe
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              accidents, ſeeing that we meet with many manifeſt occurrences
                <lb/>
              of the ſame nature in every kind of Veſſel by us artificially
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              poſed, in which the ſame effects are obſerved naturally to
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              low upon our moving it unevenly, that is, one while faſter, and
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              another while ſlower.</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg769"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg769"/>
                <emph type="italics"/>
              Why in narrow
                <lb/>
              places the courſe
                <lb/>
              of the waters is
                <lb/>
              more ſwift than in
                <lb/>
              larger.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Moreover, conſidering in the fifth place, that the ſame
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              quantity of Water being moved, though but gently, in a ſpatious
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              Channel, comming afterwards to go through a narrow paſſage,
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              will of neceſſity run, with great violence, we ſhall not finde it hard
                <lb/>
              to comprehend the cauſe of the great Currents that are made
                <lb/>
              in the narrow Channel that ſeparateth
                <emph type="italics"/>
              Calabria
                <emph.end type="italics"/>
              from
                <emph type="italics"/>
              Sicilia:
                <emph.end type="italics"/>
                <lb/>
              for that all the Water that, by the ſpaciouſneſſe of the Iſle,
                <lb/>
              and by the
                <emph type="italics"/>
              Ionick
                <emph.end type="italics"/>
              Gulph, happens to be pent in the Eaſtern
                <lb/>
              part of the Sea, though it do in that, by reaſon of its largeneſs,
                <lb/>
              gently deſcend towards the Weſt, yet nevertheleſſe, in that it
                <lb/>
              is pent up in the
                <emph type="italics"/>
              Boſphorus,
                <emph.end type="italics"/>
              it floweth with great violence
                <lb/>
              tween
                <emph type="italics"/>
              Scilla
                <emph.end type="italics"/>
              and
                <emph type="italics"/>
              Caribdis,
                <emph.end type="italics"/>
              and maketh a great agitation. </s>
              <s>Like to
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              which, and much greater, is ſaid to be betwixt
                <emph type="italics"/>
              Africa
                <emph.end type="italics"/>
              and the
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              great Iſle of St.
                <emph type="italics"/>
              Lorenzo,
                <emph.end type="italics"/>
              where the Waters of the two vaſt
                <lb/>
              Seas,
                <emph type="italics"/>
              Indian
                <emph.end type="italics"/>
              and
                <emph type="italics"/>
              Ethiopick,
                <emph.end type="italics"/>
              that lie round it, muſt needs be
                <lb/>
              ſtraightned into a leſſe Channel between the ſaid Iſle and the
                <lb/>
                <emph type="italics"/>
              Ethiopian
                <emph.end type="italics"/>
              Coaſt. </s>
              <s>And the Currents muſt needs be very great
                <lb/>
              in the Straights of
                <emph type="italics"/>
              Magellanes,
                <emph.end type="italics"/>
              which joyne together the
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              vaſt Oceans of
                <emph type="italics"/>
              Ethiopia,
                <emph.end type="italics"/>
              and
                <emph type="italics"/>
              Del Zur,
                <emph.end type="italics"/>
              called alſo the
                <emph type="italics"/>
              Pacifick
                <emph.end type="italics"/>
                <lb/>
              Sea.</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg770"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg770"/>
                <emph type="italics"/>
              A diſcuſſion of
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              ſome more abſtruſe
                <lb/>
              accidents obſerved
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              in the ebbing and
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              flowing.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>It follows now, in the ſixth place, that to render a reaſon of
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              ſome more abſtruſe and incredible accidents, which are
                <lb/>
              ved upon this occaſion, we make a conſiderable reflection upon
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              the two principal cauſes of ebbings and flowings, afterwards
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              compounding and mixing them together. </s>
              <s>The firſt and ſimpleſt </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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