Boyle, Robert, New experiments physico-mechanicall, touching the spring of the air and its effects, 1660
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              have made the tryal with a Butter-fly, if
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              the cold Seaſon would have permitted us
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              to finde any. The Fly, af­
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              ter ſome Exſuctions of the
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              Air, dropp'd down from the
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              ſide of the Glaſs whereon ſhe
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              was walking: But, that the
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              Experiment with the Bee
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              might be the more inſtructive,
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              we convey'd in with her a bun­
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              dle of Flowers, which re­
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              main'd ſuſpended by a ſtring
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              near the upper part of the Receiver: And
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              having provok'd the Bee, we excited her
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              to flie up and down the capacity of the
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              Veſſel, till at length, as we deſir'd, ſhe
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              lighted upon the Flowers; whereupon
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              we preſently began to draw out the Air,
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              and obſerv'd, That though for ſome time
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              the Bee ſeem'd to take no notice of it, yet
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              within awhile after ſhe did not flie, but fall
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              down from rhe Flowers, without appear­
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              ing to make any uſe of her Wings to help
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              her ſelf. </s>
              <s>But whether this fall of the Bee,
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              and the other Inſect, proceeded from the
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              mediums being too thin for them to flie in,
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              or barely from the weakneſs, and as it were
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              ſwooning of the Animals themſelves, you
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              will eaſily gather from the following Ex­
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              periment. </s>
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