Jones, A. (1852). Historical sketch of the elctric telegraph: Including its rise and progress in the United States. Putnam.
Chicago-referens (17:e uppl.)Jones, Alexander. Historical Sketch of the Elctric Telegraph: Including Its Rise and Progress in the United States. New York: Putnam, 1852.
MLA-referens (8:e uppl.)Jones, Alexander. Historical Sketch of the Elctric Telegraph: Including Its Rise and Progress in the United States. Putnam, 1852.
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