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

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              next Morning, and found the Bladder
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              fallen yet lower. </s>
              <s>As if the very ſubſtance
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              of it, had imbibed ſome of the moiſture
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              wherewith the Air (the Seaſon being ve­
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              ry rainy) did then abound: As Lute­
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              ſtrings, which are made likewiſe of the
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              Membranous parts of Guts, ſtrongly
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              wreath'd, are known to ſwell ſo much,
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              oftentimes as to break in rainy and wet
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              weather. </s>
              <s>Which conjecture is the more to
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              beregarded, becauſe congruouſly unto it
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              one of the company having a little warm'd
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              the Bladder, found it then lighter then
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              the oppoſite weight. </s>
              <s>But this muſt be
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              look'd upon as a bare conjecture, till we
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              can gain time to make further tryals about
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              it. </s>
              <s>In the mean while we ſhall adde, that
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              without removing the Scales or the Co­
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              ver of the Receiver, we again cauſ'd the
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              Air to be drawn out (the weather conti­
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              ing very moiſt) but found not any manifeſt
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              alteration in the ballance; whether be­
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              cauſe the
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              Æquilibrium
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              was too far loſt to
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              let a ſmall change appear, we determine
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              not. </s>
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              <s>But to make the Experiment with a
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              Body leſs apt to be altered by the tempe­
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              rature of the Air, then was the Bladder;
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              we brought the Scales again to an
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              Æqui-
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              </s>
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