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Author: Turnbull, Laurence, 1821-1900.
Title: Lectures on the electro-magnetic telegraph, with an historical account of its rise and progress, containing a list of the number of telegraphic lines of the world.
Publication Info: Ann Arbor, Michigan: University of Michigan Library
2005
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Print source: Lectures on the electro-magnetic telegraph, with an historical account of its rise and progress, containing a list of the number of telegraphic lines of the world.
Turnbull, Laurence, 1821-1900.

Philadelphia: R. W. Barnard, printer, 1852.
Subject terms:
Telegraph
URL: http://name.umdl.umich.edu/AGX3829.0001.001
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