telegraph manual
Subtitle: a complete history and description of the semaphoric, electric and magnetic telegraphs of Europe, Asia, Africa, and America, ancient and modern.
By: With six hundred and twenty-five illustrations. By Tal. P. Shaffner.
Series: American culture series -- 301.8.
Publisher: Pudney & Russell
Place of publication: New York
Language: eng
Number of pages: 850
Subjects: Telegraph
Notes: Microfilm. Ann Arbor, Mich., University Microfilms [n.d.] (American culture series, Reel 301.8)