William Watson's (1715-1787) glass-globe electrical
William Watson's (1715-1787) glass-globe electrical machine generating a charge which is passed through the man standing on an insulating block of resin. A spark was created as the man's fingers were touched by an uninsulated person. Copperplate engraving 1797
Picture No
13902495
Media ID
48434980
Size
3252px x 1764px
(646KB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
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1797 Fingers Generating Insulating Passed Resin Spark Touched
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