Ostrov Dobrina [Bulgaria] - Historical maps
Dobrina, Ostrov Dobrina, Добрина, Остров Добрина
Related maps
Europe in the XIX. century
Europe in the XIX. century (with the Third Military Survey)
Europe in the XVIII. century
Lesser and Greater Wallachia (Oltenia and Muntenia) (1790)
Wallachia - Second military survey of the Habsburg Empire