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., by George Griscom ... in answ
Description:
40 p. col. fold. pl. 23 1/2cm.
Date Issued:
1867.
Institution:
University of Michigan Library
Collection:
Philadelphia,: King & Baird, printers,
Language:
eng
Type:
text