Salusbury, Thomas, Mathematical collections and translations (Tome I), 1667

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              <s>
                <pb xlink:href="040/01/217.jpg" pagenum="199"/>
              Volumes; and yet not ſo much as one of the infinite admirable
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              concluſions that thoſe his writings contain, hath ever been
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              ſerved, or underſtood by any one, before
                <emph type="italics"/>
              Our Friend
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              made
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              them out.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg399"/>
                <emph type="italics"/>
              An intire and
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              new Science of the
                <emph.end type="italics"/>
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              Academick
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              ning local motion.
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              </s>
            </p>
            <p type="main">
              <s>SAGR. </s>
              <s>You make me loſe the deſire I had to underſtand
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              more in our diſputes in hand, onely that I may hear ſome of
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              thoſe demonſtrations which you ſpeak of; therefore either give
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              them me preſently, or at leaſt promiſe me upon your word, to
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              appoint a particular conference concerning them, at which
                <emph type="italics"/>
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              plicius
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              alſo may be preſent, if he ſhall have a mind to hear the
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              paſſions and accidents of the primary effect in Nature.</s>
            </p>
            <p type="main">
              <s>SIMP. </s>
              <s>I ſhall undoubtedly be much pleaſed therewith, though
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              indeed, as to what concerneth Natural Philoſophy, I do not think
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              that it is neceſſary to deſcend unto minute particularities, a
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              ral knowledg of the definition of motion, and of the
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              ction of natural and violent, even and accelerate, and the like,
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              ſufficing: For if this were not ſufficient, I do not think that
                <emph type="italics"/>
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              ſtotle
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              would have omitted to have taught us what ever more was
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              neceſſary.</s>
            </p>
            <p type="main">
              <s>SALV. </s>
              <s>It may be ſo. </s>
              <s>But let us not loſe more time about
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              this, which I promiſe to ſpend half a day apart in, for your
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              faction; nay, now I remember, I did promiſe you once before to
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              ſatisfie you herein. </s>
              <s>Returning therefore to our begun
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              tion of the time, wherein the grave cadent body would paſs from
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              the concave of the Moon to the centre of the Earth, that we may
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              not proceed arbitrarily and at randon, but with a Logical method,
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              we will firſt attempt to aſcertain our ſelves by experiments often
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              repeated, in how long time a ball
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              v. </s>
              <s>g.
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              of Iron deſcendeth to the
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              Earth from an altitude of an hundred yards.</s>
            </p>
            <p type="main">
              <s>SAGR. </s>
              <s>Let us therefore take a ball of ſuch a determinate
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              weight, and let it be the ſame wherewith we intend to make the
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              computation of the time of deſcent from the Moon.</s>
            </p>
            <p type="main">
              <s>SALV. </s>
              <s>This is not material, for that a ball of one, of ten, of an
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              hundred, of a thouſand pounds, will all meaſure the ſame hundred
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              yards in the ſame time.</s>
            </p>
            <p type="main">
              <s>SIMP. </s>
              <s>But this I cannot believe, nor much leſs doth
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              Ariſtotle
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              think ſo, who writeth, that the velocities of deſcending grave
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              bodies, are in the ſame proportion to one another, as their
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              vities.</s>
            </p>
            <p type="main">
              <s>SALV. </s>
              <s>If you will admit this for true,
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              Simplicius,
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              you muſt
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                <arrow.to.target n="marg400"/>
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              lieve alſo, that two balls of the ſame matter, being let fall in the
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              ſame moment, one of an hundred pounds, and another of one,
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              from an altitude of an hundred yards, the great one arriveth at the
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              ground, before the other is deſcended but one yard onely: Now
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              bring your fancy, if you can, to imagine, that you ſee the great </s>
            </p>
          </chap>
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