Very rare medal commemorating the 60th anniversary of the service of the Viceroy of the Kingdom of Poland in 1863-1874, Fyodor Fiodorowicz Berg.
Medal designed by Jan Salomon Minheimer.
Obverse: bust of the governor, left, signature J. MINHEIMER below
THEODORO COMITI DE BERG SUMO IMPERIALIS RUSSICI EXERCITUS DUCI VICES GERENTI IN REG POL
Reverse: inscription in 11 lines surrounded by a wreath of plants
MEMORIAE / SOLLEMNITATIS / ANNORUM / SEXAGINTA / IN SUPERIORI / GRADU MILITARI / MERITORUM / GRATI URBIS VARSOBIAE / GIVES / DIE XXVI JUL VII AUG / A MDCCCLXXII
Bronze, diameter 69 mm, weight 135.56 g