"Short description: In Russian. Prokofiev, Konstantin Alexandrovich. Grinding aircraft engine parts. Moscow; Leningrad: Onti. Chief Editor-in-Chief of the Aviation Department, 1936 (L: 2 types named after Yevg. Sokolova). 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. SKU5300182"