Watch List notes:

Poland, Proba Key Date, 1927, 5 Zlotych, ANACS, PR60; Poland, Proba Key Date, 1927 5 Zlotych, ANACS. PR60, Winged Nike. Details: Corroded, cleaned. A very rare Proba coin struck in proof, mintage unknown. Coin not listed in J. Parchimowicz's catalogue. Identical copy as P141a (mintage of 81 pieces), but in proof.