Search for: [Subject and Keywords = geological maps] OR [Subject and Keywords = economic maps] OR [Subject and Keywords = crude oil mining] OR [Subject and Keywords = Borysław region] OR [Subject and Keywords = Ukraine] OR [Subject and Keywords = Ropa naftowa \-\- eksploatacja \-\- Ukraina \-\- Borysław \(region\) \-\- 1900\-1945 \-\- mapy \[KABA\]] OR [Subject and Keywords = Złoża ropy naftowej \-\- Ukraina \-\- Borysław \(region\) \-\- 1900\-1945 \-\- mapy \[KABA\]] OR [Subject and Keywords = Mapy gospodarcze \-\- 1900\-1945 \[KABA\]] OR [Subject and Keywords = Mapy geologiczne \-\- 1900\-1945 \[KABA\]] OR [Title = Plan kopalń i pól naftowych, gmin Borysław, Tustanowice, Mrażnica = Plan der Naphtag\-gruben und \-felder der Gemeinden Borysław, Tustanowice, Mrażnica] OR [Title = Plan kopalń i pól naftowych, gmin Borysław, Tustanowice, Mrażnica = Plan der Naphtag\-gruben und \-felder der Gemeinden Borysław, Tustanowice, Mrażnica]