85350 028 2 for vols 1 & 2.
Originally published as 'Voprosy gazovoĭ dinamiki vozdushnykh vyklîuchateleĭ'. Moscow: Gos. Energeticheskol Izdatel'stvo, 1956.
Problems of the gas dynamics of air blast circuit breakers by Evgeniĭ Mil'evich Tseĭrov. Published by National Lending Library for Science and Technology in 1969. Publication and catalogue information, links to buy online and reader comments.