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

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb xlink:href="013/01/166.jpg" pagenum="136"/>
            <p type="main">
              <s>And we may further conſider that yet
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              the external Air or Atmoſphere is ſubject
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              to many alterations, beſides them that
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              proceed from either of thoſe Quali­
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              ties. </s>
            </p>
            <p type="main">
              <s>For the Experiment that occaſion'd
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              this Diſcourſe, ſeems to make it proba­
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              ble enough that there may be ſtrange
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              Ebbings and Flowings, as it were, in the
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              Atmoſphere; or at leaſt, that it may ad­
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              mit great and ſudden Mutations, either as
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              to its Altitude or its Denſity, from cauſes,
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              as well unknown to us, as the effects are
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              unheeded by us. </s>
              <s>And that You may not
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              think that there is nothing in Nature but
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              our Experiment that agrees with this our
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              conjecture, we might put Your Lordſhip
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              in minde of the Pains and Aches that are
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              often complain'd of by thoſe that have
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              had great Wounds or Bruiſes, and that
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              doe preſage great Mutations in the Air
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              oftentimes, whilſt to ſtrong and healthy
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              Perſons no ſign of any ſuch thing appears.
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              </s>
              <s>And that is alſo very memorable to this
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              purpoſe, which I remember I have ſome­
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              where read in a Book of the Ingenious
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                <emph type="italics"/>
              Kircherus,
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              who giving a pertinent admoni­
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              tion concerning the various refractions
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              that may happen in the Air, relates, That </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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