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

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            <pb xlink:href="013/01/349.jpg" pagenum="319"/>
            <p type="margin">
              <s>
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            <p type="main">
              <s>WE took a Glaſs Veſſel, open
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                <arrow.to.target n="marg51"/>
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              at the top, and into it we put
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              a mixture of Snow and common Salt
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              (ſuch a mixture as we have in another
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              Treatiſe largely diſcourſed of) and in­
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              to the midſt of this mixture we ſet a
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              Glaſſe, of a Cylindrical form, cloſely
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              ſtopp'd at the lower end with Plaiſter,
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              and open at the upper, at which we
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              fill'd it with common Water. </s>
              <s>Theſe
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              things being let down into the Recei­
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              ver, and the Pump being ſet awork,
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              the Snow began to melt ſomewhat fa­
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              ſter then we expected; whether upon
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              the account of the Exſuction of the
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              Air, or becauſe there was but little of
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              the Snow, or whether for any other
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              Reaſon, it appeared doubtfull. </s>
              <s>But
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              however, by that time the Receiver
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              had been conſiderably exhauſted, which
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              was done in leſſe then 1/4 of an hour,
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              we perceived the Water near the bot­
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              tom of the Glaſs Cylinder to Freeze,
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              and the Ice by a little longer ſtay, ſeem'd
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              to encreaſe, and to riſe ſomewhat higher </s>
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