File:NIE 1905 Telegraph - Schematic.jpg
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NIE_1905_Telegraph_-_Schematic.jpg (778 × 385 pixels, file size: 32 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:52, 15 August 2017 | 778 × 385 (32 KB) | Bob Burkhardt | {{Information |Description ={{en|1=A schematic diagram showing the operation of a telegraph line.}} |Source =“Telegraph,” ''The New International Encyclopædia'', v. 19, 1905, p. 93. |Author =unknown author |Date =publi... |
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