Image: Leonhard-Sohncke

Description: Leonhard Sohncke during his time as a professor for physics at the Technische Hochschule Munich 1886 -1897
Title: Leonhard-Sohncke
Credit: http://www.physik.uni-jena.de/profgalerie/grafik20.pdf
Author: Bildarchiv Deutsches Museum München B3501-1
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