Ficheiro:Franklin - Sentry-Box Experiment.jpg

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Resumo

Benjamin Franklin’s sentry-box experiment.

Drawing reproduced from the “Bowdoin MS”, which consists of a manuscript copy of all of Franklin’s earliest papers on electricity, copied by two amanuenses and corrected by Franklin, and sent by Franklin to Bowdoin in 1750.

Cf. I. Bernard Cohen, The Two Hundredth Anniversary of Benjamin Franklin's Two Lightning Experiments and the Introduction of the Lightning Rod, in: Proceedings of the American Philosophical Society, Vol. 96, No. 3. (Jun. 20, 1952), pp. 331–366.

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Franklin’s earliest papers on electricity

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actual16 de decembro de 2006 ás 10:35Miniatura da versión ás 10:35 do 16 de decembro de 2006304 × 585 (116 kB)Frank SchulenburgBenjamin Franklin’s sentry-box experiment. Drawing reproduced from the “Bowdoin MS”, which consists of a manuscript copy of all of Franklin’s earliest papers on electricity, copied by two amanuenses and corrected by Franklin, and sent by Frankli

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