3 groschen (with bust of Wilhelm Kettler). Wilhelm Kettler (książę Kurlandii i Semigalii ; 1587-1616), ruler, Fryderyk Kettler (książę Kurlandii i Semigalii ; 1587-1642), ruler
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Photo credit: © DCOW/EUB / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: (duke, courland, kettler, pursuer, wilhelm