Short description: In Russian. Petrov, Evgeniy Andreevich. Electronic devices for occupational safety in mechanical engineering. Moscow: Mashgiz, 1961. Elektronnye ustroystva dlya okhrany truda v mashinostroenii. In Russian /Electronic safety devices in mechanical engineering . 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. SKU6462863