Search for: [Subject and Keywords = science \- Poland \- 1900\-1945 \- periodicals] OR [Subject and Keywords = history \- periodicals] OR [Subject and Keywords = history of art \- periodicals] OR [Subject and Keywords = philology \- periodicals] OR [Subject and Keywords = Nauka \-\- Polska \-\- 1900\-1945 \-\- czasopisma \[KABA\]] OR [Subject and Keywords = Historia \-\- filozofia \[KABA\]] OR [Subject and Keywords = Fililogia \-\- filozofia \[KABA\]] OR [Subject and Keywords = Sztuka \-\- historia \-\- czasopisma \[KABA\]] OR [Title = Bulletin International de L'Académie Polonaise des Sciences et des Lettres \: Classe de Philologie \: Classe d'Histoire et de Philosophie. \(1937\) No. 4\-6. I\-II Avril\-Juin] OR [Title = Bulletin International de L'Académie Polonaise des Sciences et des Lettres \: Classe de Philologie \: Classe d'Histoire et de Philosophie. \(1937\) No. 4\-6. I\-II Avril\-Juin]