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="013/01/286.jpg" pagenum="256"/>
              they would perſwade us) beſtirs her ſelf
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              ſo mightily to keep it from being de­
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              ſerted. </s>
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            <p type="main">
              <s>I hope I ſhall not need to reminde Your
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              Lordſhip, that I have all this while been
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              ſpeaking of a
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              Vacuum,
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              not in the ſtrict
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              and Philoſophical ſenſe, but in that more
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              obvious and familiar one that has been
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              formerly declar'd. </s>
            </p>
            <p type="main">
              <s>And therefore I ſhall now proceed to
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              obſerve in the laſt place, that our 33
                <emph type="sup"/>
              d
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              Ex­
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              periment affords us a notable proof of the
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              unheeded ſtrength of that preſſure which
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              is ſuſtain'd by the Corpuſcles of what we
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              call the free Air, and preſume to be un­
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              compreſſ'd. </s>
              <s>For, as fluid and yielding a
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              Body as it is, our Experiment teaches us,
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              That ev'n in our Climate, and without
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              any other compreſſion then what is (at
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              leaſt here below) Natural, or (to ſpeak
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              more properly) ordinary to it, it bears ſo
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              ſtrongly upon the Bodies whereunto it is
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              contiguous, that a Cylinder of this free
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              Air, not exceeding three Inches in Dia­
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              meter is able to raiſe and carry up a
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              weight, amounting to between ſixteen
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              and ſeventeen hundred Ounces. </s>
              <s>I ſaid, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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