POLAND, Rzeczpospolita Polska (Republic of Poland). 1919-1939. AV 10 Złotych (17.5mm, 12h). Commemorating the 900th Anniversary of the Founding of Poland. Warszawa (Warsaw) mint. Dually dated 1025 and 1925. Crowned eagle facing with wings spread, head left / Crowned bust of Bolesław I left. KM (Y) 32; Friedberg 116. In NGC encapsulation graded MS 65.