Results

Walters Electrical Manufacturing Company Ltd

Telegraph Stations of the Commercial Cable Company - Photographs

Papers of Edward Davy

Press Cuttings relating to Telegraphy

Siemens & Halske A G publication, 'Bodensee-Kabel 1906'

Richard Collett, Superintendent, Singapore-Rangoon Telegraph Cable

Papers of Sir Henry Mance relating to the Persian Gulf Telegraph cable

Sir Oliver Lodge Material

Three 19th century letters

Authorship of the Practical Electric Telegraph of Great Britain

Ronalds Collection

Image produced by electric printing telegraph

Description of Jacob Brett and John Watkins' stand at the Exhibition

Voice Frequency Generator and Battery Supply

Voice Frequency Telegraph Detector