A nice piece. Patina, light edge bruising.
Obverse: state eagle over a composition of agricultural and industrial symbolism, in the rim legend:
POZNAŃ 1929 YEAR UNIVERSAL NATIONAL EXHIBITION;
Reverse: map of Poland, above it dates 1918-1928, along the rim legend:
ON THE TENTH ANNIVERSARY OF THE REBIRTH OF POLAND;
Bronze, diameter 27 mm.