A sequel to the Experiments and observations tending to illustrate the nature and properties of electricity : wherein it is presumed, by a series of experiments expresly for that purpose, that the source of the electrical power, and its manner of acting are demonstrated. Addressed to the Royal Society / by William Watson.

  • William Watson
Date:
1746
Catalogue details

Licence: Public Domain Mark

Credit: A sequel to the Experiments and observations tending to illustrate the nature and properties of electricity : wherein it is presumed, by a series of experiments expresly for that purpose, that the source of the electrical power, and its manner of acting are demonstrated. Addressed to the Royal Society / by William Watson. Source: Wellcome Collection.

    18/82 page 16
    you obferve the fame brufli of blue flame, as from the wire hanging to the gun-barrel, before taken notice of, This inftantly difappears upon touch¬ ing the wire, though you do not re¬ ceive a fhock, unlefs at the fame time, you grafp the vial. XXIII. If you grafp the vial with your hand and do not at .the fame time touch the wire, the acquired electricity of the water is not diminifhed. So that, __ * * * unlefs by accident or otherwife the wire is touched, the electrified water will contain its force many hours, may be conveyed feveral miles, and after¬ wards exert its force upon touching the wire. XXIV. If, when the machine is in motion, the vial is hung upon the gun-barrel, no increafe of the ftroke is perceived upon touching the gun-bar¬ rel with your finger, unlefs at the fame time the vial is taken in the hand. XXV. If,
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