Revision history for entry Plaud, Sabine: On Photographs and Phonographs: New Techniques of Recording and.. [PLAOPA]

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2018-07-17T17:46:59updateSystem / admin update
2015-09-07T19:46:36updateSystem / admin update
2014-03-06T00:49:47update
2013-08-06T18:27:13update
2010-07-27T15:47:32updateSystem / admin update