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

Bibliographic Details

Main Author:	Shaffner, Tal. P. (Taliaferro Preston), 1818-1881
Format:	Book
Language:	English
Published:	New York : Pudney & Russell, 1859.
Subjects:	Telegraph.