'Silvertown Set' telephone with Blake transmitter, 1879-1890
'Silvertown Set' wall telephone, India Rubber, Gutta-Percha and Telegraph Works Company, Silvertown, London, 1879-1880. With Blake transmitter, trembler bell, push button and switch hook, and stamped "National Telephone Co. Ltd.".
Details
- Category:
- Telecommunications
- Object Number:
- 1915-203
- Materials:
- wood (unidentified), brass (copper, zinc alloy), copper (alloy), ivory, plastic (unidentified), metal (unknown) and textile
- Measurements:
-
overall: 325 mm x 195 mm x 125 mm, 2.23 kg
- type:
- telephone
- credit:
- Donated by the General Post Office