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Karikatur - Gerhard Mester - Energiespeicher
ivan
Dec. 1, 2019, 5:59 p.m.
Creative Commons Attribution-ShareAlike (CC BY-SA)
Gerhard Meste
German
commons.wikimedia.org/wiki/File:20170313_xl_1911-Karikatur-Gerhard-Mester--Energiespeicher.jpg
CC BY-SA - Creative Commons Attribution-ShareAlike