The Electric Telegraph: Its History and Progress..

by

Write The First Customer Review

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1852 Excerpt: ...each wire with cotton or silk, and then with pitch, caoutchouc, resin, or other non-conducting material, and to enclose them, when thus insulated, in tubes or pipes of wood, iron, or earthenware. The telegraph on the Great Western line was originally laid down on this method. This was soon abandoned for the ...

The Electric Telegraph: Its History and Progress.. 2016, Palala Press

ISBN-13: 9781355020561

Hardcover

Select
The Electric Telegraph: Its History and Progress.. 2016, Wentworth Press

ISBN-13: 9781362010500

Hardcover

Select
The Electric Telegraph: Its History and Progress 2015, Palala Press

ISBN-13: 9781343331327

Hardcover

Select
The Electric Telegraph: Its History and Progress 2012, Hardpress Publishing, Ann Arbor MI

ISBN-13: 9781407780764

Trade paperback

Select
The Electric Telegraph: Its History and Progress...... 2012, Nabu Press, Charleston SC

ISBN-13: 9781276444163

Trade paperback

Select
Electric Telegraph: Its History and Progress 2009, BiblioLife, Charleston SC

ISBN-13: 9781103693719

Trade paperback

Select
Electric Telegraph: Its History and Progress 2009, BiblioLife, Charleston SC

ISBN-13: 9781103693726

Hardcover

Select