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

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      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="013/01/043.jpg" pagenum="3"/>
              count my ſelf, in paying of a duty to
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              you, to have done a piece of Service to
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              the Commonwealth of Learning. </s>
              <s>Since
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              it may highly conduce to the advance­
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              ment of that Experimental Philoſophy,
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              the effectual purſuit of which, requires
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              as well a Purſe as a Brain, to endeere it
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              to
                <emph type="italics"/>
              hopeful
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              Perſons of your Quality: who
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              may accompliſh many things which o­
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              thers can but
                <emph type="italics"/>
              wiſh
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              or, at moſt, but
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              deſign,
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                <lb/>
              by being able to imploy the Preſents of
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              Fortune in the ſearch of the Myſteries of
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              Nature. </s>
            </p>
            <p type="main">
              <s>And I am not faintly induc'd to make
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              choice of this Subject, rather then any
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              of the expected Chymical ones, to enter­
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              tain your Lordſhip upon, by theſe two
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              Conſiderations: The one, That the Ayr
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              being ſo neceſſary to humane Life, that
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              not onely the generality of Men, but
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              moſt other Creatures that breath, can­
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              not live many
                <emph type="italics"/>
              minutes
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              without it; any
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              conſiderable diſcovery of its Nature,
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              ſeems likely to prove of moment to
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              Man-kinde. </s>
              <s>And the other is, That the
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              Ambient Ayr, being that whereto both
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              our own Bodies, and moſt of the others
                <lb/>
              we deal with here below, are almoſt per­
                <lb/>
              petually contiguous; not onely its alte-</s>
            </p>
          </chap>
        </body>
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