Boyle, Robert, New experiments physico-mechanicall, touching the spring of the air and its effects, 1660

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="013/01/323.jpg" pagenum="293"/>
              it is. </s>
              <s>And becauſe we have hitherto but
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              lightly touch'd upon a matter of ſuch im­
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              portance, we preſume it wil not be thought
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              impertinent, upon this occaſion, to annex
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              ſomething towards the Elucidation of
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              it. </s>
            </p>
            <p type="main">
              <s>What we have already try'd and newly
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              ſet down, allows us to take it for granted,
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              that (at leaſt about
                <emph type="italics"/>
              London
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              ) the propor­
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              tion of gravity betwixt Water and Air,
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              of equal bulk, is as of a thouſand to
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              one. </s>
            </p>
            <p type="main">
              <s>The next thing therefore that we are
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              to enquire after, in order to our preſent
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              deſign, is the difference in weight betwixt
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              Water and Quick-ſilver: And though
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              this hath been defin'd already by the Il­
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              luſtrious
                <emph type="italics"/>
              Verulam,
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              and ſome other inqui­
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              ſitive Perſons, that have compar'd the
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              weight of ſeveral Bodies, and caſt their
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              Obſervations into Tables, yet we ſhall
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              not ſcruple to annex our own tryals about
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              it: Partly, becauſe we finde Authors
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              conſiderably to diſ-agree; partly, becauſe
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              we uſ'd exacter Scales, and a ſomewhat
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              more wary method then others ſeem to
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              have done: And partly alſo, becauſe ha­
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              ving proſecuted our inquiry by two or
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              three ſeveral ways; the ſmall difference </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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