Silver groschen of Georg Friedrich, Regent of Prussia (Georg Friedrich, Margrave of Brandenburg-Ansbach), Prussia duchy (Königsberg),
1595. 0000.999.31910
0000.999.31910http://numismatics.org/collection/0000.999.31910mb_physical,osm,imperiumobjecthttp://numismatics.org/search/id/https://numismatics.org/themes/mantisdisplaypk.eyJ1IjoiYmhpaWJuZXIiLCJhIjoiY2xlZWZqZmJjMGdheDNwcW1qaHM2MWZ4cSJ9.oR2ZyKdE7BYKzQkjiotNSghttp://numismatics.org/search/manifest/0000.999.31910American Numismatic Society