Brandes_Superior_Matched_Tone_c._1919-21.jpg (438 × 334 pixels, file size: 44 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:13, 2 September 2014 | ![]() | 438 × 334 (44 KB) | Hohum | Colour balance |
15:52, 23 October 2010 | ![]() | 438 × 334 (30 KB) | Bachinchi | {{Information |Description={{en|Photo of antique headphones; Brandes manufactured between 1919 and 1921. These were used in early radio work and illustrate the original context of the term "headphones."}} |Source=Transferred from [http://en.wikipedia.org |
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