Short description: In Russian. Sapko, Alexander Ivanovich. Executing Mechanisms of Power Regulators of Arc Electric Furnaces. Moscow: Energia, 1969. Ispolnitel'nye mekhanizmy regulyatorov moshchnosti dugovykh elektropechey. In Russian /Executing Mechanisms of Electric Arc Furnace Controllers . 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. SKU7435374