National Telegraphic Union · New York : N.T.U. · leaf 92
OTHER SUPPLIES, EESPECTFULLY ANNOUNCE that they have increased their facilities for the Prompt Execu-tion of all orders with which they may be entrusted. They areprepared to Contract for the Construction and Equipment of NEW LINES OF TELEGRAPH,for the Be-Construction or Bepair of EXISTING LINES,or… … IWilASD tua PATENT ANTI-TEUNNION KEY, WITH ECCENTRIC CIRCUIT CLOSER. They above KEY has recently been patented, and is believed tobe the best form of Key yet presented for adoption and use byTelegraph Companies or Operators.
Telegraph
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![An illustration from The Telegrapher [microform], 1864, leaf 92](https://img.insideoutlibrary.com/img/1024/ia-telegrapher05nati-92-44.webp)
