The telegraph manual: a complete history and description of the semaphoric, electric and magnetic telegraphs of Europe, Asia, Africa, and America, ancient and modern.

Notes:
850 p. front., illus., ports., diagrs. 24 cm.
Data Provider:
University of Michigan. Libraries
Collection:
New York,: Pudney & Russell; [etc., etc.] and Ann Arbor, Michigan: University of Michigan Library
Subject Topic:
Telegraph
Language:
eng
Rights:
http://quod.lib.umich.edu/t/text/accesspolicy.html
URL:
http://name.umdl.umich.edu/AGY3828.0001.001