10/00/1874 [Supplied month] Ford, William F -- Articles
(American Automatic Telegraph Co; Western Union; Gold and Stock Telegraph Co; Edison and Murray; Murray, Joseph Thomas; Remington Arms Union Metallic Cartridge Co; Edison, Thomas Alva) Multiple telegraphy (duplex, quadruplex); Automatic telegraphy
[PA2]  Published Works and Other Writings: Published Works (1878-1898)
[PA071; TAEM 0:0]