Galilei, Galileo, The systems of the world, 1661

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    <archimedes>
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            <p type="main">
              <s>
                <pb xlink:href="065/01/062.jpg" pagenum="56"/>
              ſented by figures anſwerable to thoſe which we ſee in the Moon:
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              I comprehend alſo, how the period of its illumination and
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              tion of figure, would be monthly, albeit the Sun revolves round
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              about it in twenty four hours: and laſtly, I do not ſcruple to
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              admit, that the half onely of the Moon ſeeth all the Earth, and
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              that all the Earth ſeeth but onely half of the Moon. </s>
              <s>For what
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              remains, I repute it moſt falſe, that the Moon can receive light
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              from the Earth, which is moſt obſcure, opacous, and utterly
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              apt to reflect the Suns light, as the Moon doth reflect it to us: and
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              as I have ſaid, I hold that that light which we ſee in the
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              der of the Moons face (the ſplendid creſcents ſubducted) by the
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              illumination, is the proper and natural light of the Moon, and no
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              eaſie matter would induce me to believe otherwiſe. </s>
              <s>The ſeventh,
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              touching the mutual Eclipſes, may be alſo admitted; howbeit
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              that is wont to be called the eclipſe of the Sun, which you are
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              pleaſed to phraſe the eclipſe of the Earth. </s>
              <s>And this is what
                <emph type="italics"/>
              I
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              have at this time to ſay in oppoſition to your ſeven congruities
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              or reſemblances, to which objections, if you are minded to make
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              any reply,
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              I
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              ſhall willingly hear you.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg161"/>
                <emph type="italics"/>
              The ſuperficies of
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              the Moon more
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              ſleek than any
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              Looking-glaß.
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              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg162"/>
                <emph type="italics"/>
              The eminencies
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              and cavities in the
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              Moon are illuſions
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              of its opacous and
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              perspicuous parts.
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              </s>
            </p>
            <p type="main">
              <s>SALV. </s>
              <s>If I have well apprehended what you have anſwered, it
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              ſeems to me, that there ſtill remains in controverſie between us,
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              tain conditions, which I made common betwixt the Moon & Earth,
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              and they are theſe; You eſteem the Moon to be ſmooth and poliſht,
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              as a Looking-glaſs, and as ſuch, able to reflect the Suns light; and
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              contrarily, the Earth, by reaſon of its montuoſity, unable to make
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              ſuch reflection: You yield the Moon to be ſolid and hard, and that
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              you argue from its being ſmooth and polite, and not from its being
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              montuous; and for its appearing montuous, you aſſign as the
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              cauſe, that it conſiſts of parts more and leſs opacous and
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              cuous. </s>
              <s>And laſtly, you eſteem that ſecondary light, to be proper
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              to the
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              M
                <emph.end type="italics"/>
              oon, and not reflected from the Earth; howbeit you
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              ſeem not to deny the ſea, as being of a ſmooth ſurface, ſome
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              kind of reflection. </s>
              <s>As to the convincing you of that error, that
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              the reflection of the
                <emph type="italics"/>
              M
                <emph.end type="italics"/>
              oon is made, as it were, like that of a
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              Looking-glaſs,
                <emph type="italics"/>
              I
                <emph.end type="italics"/>
              have ſmall hope, whilſt
                <emph type="italics"/>
              I
                <emph.end type="italics"/>
              ſee, that what hath
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                <arrow.to.target n="marg163"/>
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              been read in the ^{*}
                <emph type="italics"/>
              Saggiator
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              and in the
                <emph type="italics"/>
              Solar Letters
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              of our
                <emph type="italics"/>
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              mon Friend,
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              hath profited nothing in your judgment, if haply
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              you have attentively read what he hath there written on this
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              ject.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg163"/>
              *
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              Il Saggiatore, &
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              Lettere Solari,
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              two Treatiſes of
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                <emph type="italics"/>
              Galilæus.
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              </s>
            </p>
            <p type="main">
              <s>SIMPL.
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              I
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              have peruſed the ſame ſo ſuperficially, according to
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              the ſmall time of leaſure allowed me from more ſolid ſtudies;
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              therefore, if you think you can, either by repeating ſome of thoſe
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              reaſons, or by alledging others, reſolve me theſe doubts,
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              I
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              will
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              hearken to them attentively.</s>
            </p>
            <p type="main">
              <s>SALV.
                <emph type="italics"/>
              I
                <emph.end type="italics"/>
              will tell you what comes into my mind upon the </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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