2013,
KM-319A, Schön-311a Country Germany – Federal Republic (Germany) Year 2013 Value 10 Euro Metal Silver (.625) Weight 16 g Diameter 32.5 mm
Commemorative issue 125th Anniversary of the discovery of electromagnetic radiation Obverse Lettering: BUNDESREPUBLIK DEUTSCHLAND 2013 G 10 EURO SILBER 625 Engraver: Othmar Kukula Reverse Lettering: 125 JAHRE STRAHLEN ELEKTRISCHER KRAFT Hz OK HEINRICH HERZ Engraver: Othmar Kukula