Telephone; a Manual of the Design, Construction, And Operation of Telephone Exchanges ..

Cover Telephone; a Manual of the Design, Construction, And Operation of Telephone Exchanges ..
Telephone; a Manual of the Design, Construction, And Operation of Telephone Exchanges ..
Abbott, Arthur Vaughan, 1854-1906. [from Old Catalog]
Book digitized by Google and uploaded to the Internet Archive by user tpb. pt. 1. The location of central offices.--pt. 2. Construction of underground conduits.--pt. 3. The construction of cable plant.--pt. 4. The construction of aerial lines.--pt. 5. The substation.--pt. 6. Switchboards and the central office

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