Boyle, Robert, New experiments physico-mechanicall, touching the spring of the air and its effects, 1660
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              of the ſhank, (X) that hole was ſtopt
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              with a Cork, to which was faſtned a ſtring,
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              whereby it might be pull'd out of the up­
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              per Orifice of the Receiver; and then,
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              the glaſs neck of the Receiver being well
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              warm'd, was thruſt into this Cement, and
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              over the ſhank whereby it was effected,
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              that all the ſpace betwixt the tin Plate and
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              the Receiver, and betwixt the internal
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              ſuperficies of the Receiver, and the
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              ſhanck of the Cock, was filld with the
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              Cement; and ſo we have diſpach'd the
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              firſt and upper part of the Engine. </s>
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              <s>The undermoſt remaining part conſiſts
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              of a Frame, and of a ſucking Pump, or
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              as we formerly call'd it, an Air Pump, ſup­
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              ported by it: The Frame is of Wood,
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              ſmall, but very ſtrong, conſiſting of three
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              legs, (111) ſo plac'd, that one ſide of
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              it may ſtand perpendicular, that the free
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              motion of the hand may not be hindered.
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              <s>In the midſt of which frame, is tranſverſly
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              nail'd a board, (222) which may not im­
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              properly be call'd a Midriff, upon which
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              reſts, and to which is ſtrongly faſtned, the
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              main part of the Pump it ſelf, which is
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              the onely thing remaining to be deſcri­
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              bed. </s>
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              <s>The Pump conſiſts of four parts, a </s>
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