1syuzh. - Demonstration of new serial film cameras produced at the Moscow factory "Soyuzkinokhroniki". 2syuzh. - Operation of a bicycle railroad, designed at the Penza plant. 3syuzh. - Testing a pneumatic harvester designed at the All-Union Institute of Agricultural Mechanization. 4syuzh. - Testing of a railcar designed for suburban traffic and resort lines, designed by I. Dyrenkov. 5syuzh. - The rise of the probe airplane into the air (USA).