The electro-magnetic telegraph
An edition of The electro-magnetic telegraph (1855)
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
By Samuel F. B. Morse
Publish Date
1855
Publisher
Printed by A. Chaix
Language
eng
Pages
111