Experimental philosophy, in three books containing new experiments microscopical, mercurial, magnetical : with some deductions, and probable hypotheses, raised from them, in avouchment and illustration of the now famous atomical hypothesis / by Henry Power ...

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Title
Experimental philosophy, in three books containing new experiments microscopical, mercurial, magnetical : with some deductions, and probable hypotheses, raised from them, in avouchment and illustration of the now famous atomical hypothesis / by Henry Power ...
Author
Power, Henry, 1623-1668.
Publication
London :: Printed by T. Roycroft, for John Martin and James Allestry ...,
1664.
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Subject terms
Science -- Early works to 1800.
Physics -- Early works to 1800.
Microscopy -- Early works to 1800.
Microscopes -- Early works to 1800.
Link to this Item
http://name.umdl.umich.edu/A55584.0001.001
Cite this Item
"Experimental philosophy, in three books containing new experiments microscopical, mercurial, magnetical : with some deductions, and probable hypotheses, raised from them, in avouchment and illustration of the now famous atomical hypothesis / by Henry Power ..." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A55584.0001.001. University of Michigan Library Digital Collections. Accessed June 14, 2025.

Pages

OBSERVAT. IV. The Gray, or Horse-Fly.

HEr eye is an incomparable pleasant spectacle: 'tis of a semisphaeroidal figure; black and waved, or rather indented all over with a pure Emerauld-green, so

Page 7

that it looks like green silk Irish-stitch, drawn upon a black ground, and all latticed or chequered with dim∣ples like Common Flyes, which makes the Indentures look more pleasantly: Her body looks like silver in frost-work, onely fring'd all over with white silk: Her legs all joynted and knotted like the plant call'd Equi∣setum or Horse-tayl, and all hairy and slit at the ends into two toes, both which are lined with two white sponges or fuzballs as is pre-observ'd in Common Flyes. After her head is cut off, you shall most fairly see (just at the setting on of her neck) a pulsing particle (which cer∣tainly is the heart) to beat for half an hour most or∣derly and neatly through the skin.

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