In Russian. Bass, Ilya Abramovich. Automation of the design of worm mills for the processing of gear parts with shaped profiles. Minsk: ICE, 1975. Avtomatizatsiya proektirovaniya chervyachnykh frez dlya obrabotki zubchatykh detaley s fasonnym profilem. In Russian /Automation of the design of worm mills for the processing of shaped gear parts. All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU6908572