File:EB1911 Telegraph - Wheatstone Automatic Transmitter.jpg
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EB1911_Telegraph_-_Wheatstone_Automatic_Transmitter.jpg (771 × 440 pixels, file size: 83 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:47, 24 February 2016 | ![]() | 771 × 440 (83 KB) | commons>Library Guy | {{Information |Description ={{en|1=The paper ribbon generated by the telegraphy mechanism of File:EB1911 Telegraph - Wheatstone Punching Apparatus.jpg is used for the transmission of a message via the transmitter illustrated here. An ebonite b... |
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