Experiments and observations on electricity made at Philadelphia in America

Name: Experiments and observations on electricity made at Philadelphia in America
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Author: /author/%D7%91%D7%A0%D7%92%27%D7%9E%D7%99%D7%9F_%D7%A4%D7%A8%D7%A0%D7%A7%D7%9C%D7%99%D7%9F_(L%E2%80%99autobiographie_de_Benjamin_Franklin)