An instrument for observing or detecting the existence of free electricity. The simplest electroscope consists of pith-balls suspended by silk threads

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An instrument for observing or detecting the existence of free electricity. The simplest electroscope consists of pith-balls suspended by silk threads, vintage line drawing or engraving illustration.

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Size: 1885px × 5000px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: art, black, electricity, electroscope, engraved, engraving, free, illustration, instrument, measuring, pith-ball, science, vector, vectors, vintage, white