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Updated: May 18, 2025
H. Moyes, of Edinburgh, relative to experiments made with the pile, we find the following passage: "When the column in question had reached the height of its power, its sparks were seen by daylight, even when they were made to jump with a piece of carbon held in the hand." On page 214 he describes and figures an apparatus for taking the galvano-electric spark into fluid and aeriform substances.
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