File:NIE 1905 Telegraphy, Submarine - simple cable circuit.jpg
![File:NIE 1905 Telegraphy, Submarine - simple cable circuit.jpg](http://upload.wikimedia.org/wikipedia/commons/thumb/6/65/NIE_1905_Telegraphy%2C_Submarine_-_simple_cable_circuit.jpg/800px-NIE_1905_Telegraphy%2C_Submarine_-_simple_cable_circuit.jpg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:43, 24 August 2017 | ![]() | 950 × 401 (68 KB) | Bob Burkhardt | {{Information |Description ={{en|1=A diagram of a simple analog circuit for use with a cable in submarine telegraphy.}} |Source =“Telegraphy, Submarine,” The New International Encyclopædia, v. 19, 1905, p. 97. |Author =unknown a... |
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