Short description: In Russian. Seravin, Lev Nikolaevich. Protozoa engine systems. Leningrad: Science. Leningrad detachment, 1967. Dvigatel'nye sistemy prosteyshikh. In Russian /Propulsion systems of the simplest . 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. SKU8403617