Rare Books
The telegraph cable : historical view of the art of electro-magnetic telegraphing in connection with the telegraph cable, and its insulation by gutta percha : an argument addressed to the U.S. Senate Committee on Patents, etc
Image not available
You might also be interested in
Image not available
Morse's patent. : Full exposure of Dr. Chas. T. Jackson's pretensions to the invention of the American electro-magnetic telegraph
Rare Books
715929
Image not available
Catalogue of telegraph instruments and supplies : Morse telegraph instruments, voltaic batteries, insulated wires, line wire and tools, insulators, cables, office supplies, permanent magnets, induction coils, american district telegraph apparatus, electric bells, &c., &c
Rare Books
716069
Image not available
The electro magnetic telegraph : with an historical account of its rise, progress, and present condition : also, practical suggestions in regard to insulation, and protection from the effects of lightning : together with an appendix, containing several important telegraphic decisions and laws
Rare Books
716008