National Telegraphic Union · New York : N.T.U. · leaf 373
, Box 6077, or apply at the office, Nos. 16and 18 New Street, over the Gold Exchange. 362 THE TELEGRAPHER. [June 27, 1868. OHAELES T. & J. N. CHESTER, 104 Centre Street, N. Y., TELEGRAPH Kills AND MANUFACTURERS OF INSTRUMENTS, BVY TESTES, AND EVEKT DESCBIPTION Or Telegraph Supplies ■m>- SOLE… … The most compact and reliable method of Switch, forming aclean spring-locked connection between any number of wires, inthe space of a square inch for each connection, by the aid ofplugs, giving every connection desired in any office for changesand tests. Manufacture the Genuine ELECTROPOION…
Telegraph
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