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="013/01/102.jpg" pagenum="62"/>
              Since in that part of the Atmoſphere we
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              live in, that which we call the free Air (and
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              preſume to be ſo uncompreſſ'd) is crouded
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              into ſo very ſmall a part of that ſpace,
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              which if it were not hindred it would poſ­
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              ſeſs. </s>
              <s>We would gladly have tryed alſo
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              whether the Air at its greateſt expanſion
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              could be further rarified by heat; but do
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              what we could, our Receiver leak'd too
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              faſt to let us give our ſelves any ſatisfacti­
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              on in that particular. </s>
            </p>
            <p type="main">
              <s>TO diſcover likewiſe by the means of
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                <arrow.to.target n="marg9"/>
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              that preſſure of the Air, both the
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              ſtrength of Glaſs, and how much inte­
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              reſt the Figure of a Body may have in its
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              greater or leſſer Reſiſtance to the preſſure
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              of other Bodys, we made theſe further
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              tryals. </s>
            </p>
            <p type="margin">
              <s>
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                <emph type="italics"/>
              Experi­
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              ment
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              7.</s>
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            <p type="main">
              <s>We cauſ'd to be blown with a Lamp a
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              round Glaſs bubble, capable of contain­
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              ing, by gueſs, about five Ounces of Wa­
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              ter, with a ſlender neck about the bigneſs
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              of a Swans Quill, and it was purpoſely
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              blown very thin, as Viols made with
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              Lamps are wont to be, that the thinneſs
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              of the matter might keep the roundneſs
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              of the Figure from making the Veſſel too </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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