ABC of the Telephone; A Practical and Useful Treatise for Students and Workers in Telephony, Giving a Review of the Development of the Industry to the Present Date

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ABC of the Telephone; A Practical and Useful Treatise for Students and Workers in Telephony, Giving a Review of the Development of the Industry to the Present Date - Homans, James Edward

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. 1904 edition. Excerpt: ... the coil of R, energizing the magnet and holding the shutter armature fast, as already described. The coil of R, being of low ... Read More

ABC of the Telephone; A Practical and Useful Treatise for Students and Workers in Telephony, Giving a Review of the Development of the Industry to the Present Date 2012, Rarebooksclub.com, Miami FL

ISBN-13: 9781236556530

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ABC of the Telephone: A Practical and Useful Treatise for Students and Workers in Telephony, Giving a Review of the Development of the Industry to the Present Date 2010, Nabu Press

ISBN-13: 9781146201421

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ABC of the Telephone; A Practical and Useful Treatise for Students and Workers in Telephony, Giving a Review of the Development of the Industry to the Present Date 2010, Nabu Press, Charleston SC

ISBN-13: 9781176468405

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