Name | Last modified | Size | Description | |
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Parent Directory | - | |||
cropped_megaphone.jpg | 2015-10-18 09:51 | 12K | ||
Megaphone.jpg | 2013-09-08 16:31 | 13K | ||
Firstamp.png | 2013-09-29 13:45 | 36K | ||
FirstMicrophoneUsedB..> | 2011-03-26 21:09 | 146K | ||
CloseUpSign.jpg | 2011-03-26 21:09 | 153K | ||
CloseUpOfMic.jpg | 2011-03-26 21:09 | 153K | ||
FirstPublicAddressSy..> | 2011-03-26 21:12 | 187K | ||
SpeakerInventors.jpg | 2011-03-26 21:02 | 211K | ||
Firstamp.tiff | 2013-09-08 19:30 | 269K | ||
BirthplaceOfDynamicS..> | 2011-03-26 21:01 | 329K | ||
FirstRecording1850.jpg | 2012-08-06 15:12 | 474K | ||
FirstRecording1850.j..> | 2012-06-25 17:52 | 476K | ||
FirstUseOfPublicAddr..> | 2011-03-26 21:08 | 525K | ||
megaphone_2.jpg | 2015-10-31 16:00 | 550K | ||
Berlin1912VacTubeAmp..> | 2013-09-29 13:29 | 1.9M | ||