Documents, photographs, witness statements, films and all sources systematically collected by Porta Polonica are digitized and recorded in a database.
Announcement and poster
Announcement to suspend a strike on 3 February 1981 and call to register country Solidarność (top), poster, 1981; freedom for political prisoners, poster, 1981
Certificate of employment for A. Topolnicki about his work as a teacher at the primary and secondary school in Durzyn (Wildflecken) since 18 August 1945.