A history of electric telegraphy to the year 1837.
Series: Telecommunications; Telecommunications (New York, N.Y. : 1974)
Publisher: Arno Press
Published: 1974
Place of publication: New York
Language: eng
Number of pages: 542
Subjects: Telegraph -- History.
Notes: Bibliography: p. 531-536.
Reprint of the 1884 ed. published by E. & F. N. Spon, London.