Rostov-on-Don. Cleanup at the bearing plant. Repair of ships in the Novorossiysk port during the subbotnik. Krasnodar Porcelain Factory. Production of products from raw materials saved during the cleanup on April 21, 1973. Residents of the city of Maikop are working on a clean-up day to improve the city. Collective farmers of the Mir agricultural artel are working in the collective farm garden and on the construction of a livestock farm. Sowing corn in Adygea on the collective farm "Rodina". Celebration of May 1 in the cities of Rostov-on-Don and Krasnodar. Demonstrations.