Short description: In Russian. Petrov, Nikolai Ivanovich. The quality of metal in steel castings and ways to improve it. Riga: 1957. Kachestvo metalla v stal'nykh otlivkakh i puti ego uluchsheniya. In Russian /Metal quality in steel castings and ways to improve it . 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. SKU6463116