Excerpt from Telephony, Vol. 4 of 6: A Manual of the Design, Construction, and Operation of Telephone Exchanges; The Construction of Aerial Lines The pole line is the Oldest form of electrical circuit and is so familiar as seemingly to merit but slight attention. Owing to its cheapness the pole line is universally adopted Where but a few circuits are needed, and as it is subjected to destructive forces of greater number and intensity than those which prey upon conduit lines, there is more oppor tunity to exercise ingenuity ...
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Excerpt from Telephony, Vol. 4 of 6: A Manual of the Design, Construction, and Operation of Telephone Exchanges; The Construction of Aerial Lines The pole line is the Oldest form of electrical circuit and is so familiar as seemingly to merit but slight attention. Owing to its cheapness the pole line is universally adopted Where but a few circuits are needed, and as it is subjected to destructive forces of greater number and intensity than those which prey upon conduit lines, there is more oppor tunity to exercise ingenuity in the construction of the best line for the least expense. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
Add this copy of Telephony, Vol. 4 of 6: a Manual of the Design, to cart. $26.27, new condition, Sold by Books2anywhere rated 5.0 out of 5 stars, ships from Fairford, GLOUCESTERSHIRE, UNITED KINGDOM, published 2018 by Forgotten Books.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
Add this copy of Telephony, Vol. 4 of 6: a Manual of the Design, to cart. $27.62, new condition, Sold by Paperbackshop International rated 5.0 out of 5 stars, ships from Fairford, GLOS, UNITED KINGDOM, published 2018 by Forgotten Books.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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Add this copy of Telephony, Vol. 4 of 6: a Manual of the Design, to cart. $38.57, new condition, Sold by Paperbackshop rated 4.0 out of 5 stars, ships from Bensenville, IL, UNITED STATES, published 2018 by Forgotten Books.
Add this copy of Telephony, Vol. 4 of 6: a Manual of the Design, to cart. $51.32, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2018 by Forgotten Books.
Add this copy of Telephony, Vol. 4 of 6: a Manual of the Design, to cart. $66.43, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2018 by Forgotten Books.
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