The description and use of Nairne's patent electrical machine / with the addition of some philosophical experiments, and medical observations.

  • Edward Nairne
Date:
1793
Catalogue details

Licence: Public Domain Mark

Credit: The description and use of Nairne's patent electrical machine / with the addition of some philosophical experiments, and medical observations. Source: Wellcome Collection.

    36/100 (page 30)
    [ 3° ] or any other part, is at the dillance of about five or fix inches from it. If any part be brought near the conical brafs point, fharp pungent fparks will be felt. 21. The conical points may alfo be ap- plied and ufed infiead of the balls in every experiment where the balls are mentioned, the ferew of the conical point being the fame. 22. Plate III. Fig. 5. reprefents the hand of a perfon directing the ball by meaps of the pliable joints and tubes fff, and glafs handle K, to his leg, in order to giye elec- trical fparks to it; but if the tubes and joints had been connedled with the other conductor, viz. R, then eledlrical fparks would have been received from the leg, in- fiead of being given to it. 23. Plate III. Fig. 6, reprefents a per- fon diredting the two balls by means of the pliable joints and tubes fff, and the two glafs handles k k, in order toiiraw eledlri- cal fparks from one fhoulder, and at the ‘ fame