Short description: In Russian. Kostrikin, Yuri Maksimovich. Permutated water purification method. Moscow Leningrad: GONTI, Red.Energol-ry, 1939 (Leningrad). Permutitovyy sposob ochistki vody. In Russian /Permutated water purification method. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU5192388