Short description: In Russian. Lviv, Evgeniy Dmitrievich. Tractors, their construction and calculation. Moscow; Leningrad: Ogiz – State Scientific and Engineering Publishing House, 1931 (Moscow: type. Red proletarian ). 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. SKU9306164