Search for: [Subject and Keywords = topographic maps] OR [Subject and Keywords = military maps] OR [Subject and Keywords = Ostroh \(Ukraine\; region\)] OR [Subject and Keywords = Ostróg \(Ukraina \; region\) \-\- mapy \[KABA\]] OR [Subject and Keywords = Mapy topograficzne \-\- 1900\-1945 \[KABA\]] OR [Subject and Keywords = Mapy wojskowe \-\- 1900\-1945 \[KABA\]] OR [Title = Ostróg XXX\-21 \: 1\:100.000] OR [Creator = Instytut Wojskowo\-Geograficzny \(Warszawa\). Wydawca]