The electro-magnetic telegraph : a defence against the injurious deductions drawn from the deposition of Prof. Joseph Henry (in the several telegraph suits), with a critical review of said desposition, and an examination of Prof. Henry's alleged discoveries, bearing upon the electro-magnetic telegraph

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タイトル: "The electro-magnetic telegraph : a defence against the injurious deductions drawn from the deposition of Prof. Joseph Henry (in the several telegraph suits), with a critical review of said desposition, and an examination of Prof. Henry's alleged discoveries, bearing upon the electro-magnetic telegraph"

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Reproduction of: [Paris] : [A. Chaix], [1855]. 111 p. with appendix

"Courtesy History of Science Collections, University of Oklahoma"