Documents, photographs, witness statements, films and all sources systematically collected by Porta Polonica are digitized and recorded in a database.
![Reduta Literacka "Kulig Staropolski" [Literary Redoubt "Old Polish Kulig"] - Poster from 1 February, above in Russian](/sites/default/files/styles/width_100_tiles/public/assets/images/dzierzbicki.jpg?itok=ur_W-qp- "Reduta Literacka \"Kulig Staropolski\" [Literary Redoubt \"Old Polish Kulig\"]")
![Poster "P" of the Volksbund für das Deutschtum im Ausland - Collection Porta Polonica [from BPK]](/sites/default/files/styles/width_100_tiles/public/assets/images/plakat_p.jpg?itok=3tWI7KyG "Poster \"P\" of the Volksbund für das Deutschtum im Ausland")