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The electric telegraph by Robert Sabine ...
By: Sabine, Robert.
Publication info: London :Virtue Brothers,1867.
Contributed by: University of California Libraries (archive.org)
Subjects: Telegraph
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Joseph Henry and the magnetic telegraph. An address delivered at Princeton college, June 16 1885, by Edward N. Dickerson ...
By: Dickerson, E. N.
Publication info: New York :C. Scribner's sons,1885.
Contributed by: University of California Libraries (archive.org)
Subjects: 1797-1878 Henry, Joseph, History Telegraph
View record View book
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