Polish Film Chronicle 77/25B

The Polish microwave humidity measuring instrument with a medal in Leipzig. Żabno struggling to get the Master of Thriftiness title. Mieczysław Bohonos, an author of rationalization projects. 30 years of the "Głos Szczeciński” periodical. A concert hall at the home of Maria Pachucka of Wrocław. Zippers. A rally of veterans of the Warsaw Automobile Club. Show jumping in Olsztyn.