"Short description: In Russian. Popilov, Lev Yakovlevich. Electrical Spark Processing of Metals. Moscow; Leningrad: Leningrad Branch and Type 1. Mashgiza in Leningrad, 1950. Elektroiskrovaya obrabotka metallov. In Russian /Electrical Spark Treatment of Metals . 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. SKU6007493"