20th century, 1917 medal, 100th anniversary of Tadeusz Kosciuszko's death

Very rare medal by Tadeusz Błotnicki; minted in an edition of 100 pieces; silver, weight 29.46 g, dimensions 34.5 x 34.5 mm; on the reverse side punches stamped: 7 and TB - initials of the author; above the punches medal number: 24; on the obverse bust of Tadeusz Kosciuszko modeled on his sarcophagus in Wawel.