Short description: In Russian. Knappe, Boris Alexandrovich. The Technological Minimum for the Workers of the Basics of Photofilm Factory. Moscow: Gokinoizdat, 1939. Tekhminimum dlya rabochikh tsekha osnovy fotokinoplenochnykh fabrik. In Russian /Technological Minimum for the Workers of the Basics of the Photofilm Factory . 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. SKU5191607