00709cam a22002174a 4500 mic53000606 DLC 20260227111612.0 940318s1940 ru a a 000 0 ruso mic53000606 DLC DLC DLC Microfilm Slavic 85 AC Antonov, I. A. [from old catalog] Regulirovanie napri͡azhenii͡a pod nagruzkoĭ raspredelitelʹnykh transformatorov. Moskva, Gos. Ėnerg. izd-vo, 1940. 45 p. illus. Romanized. Microfilm. Washington, D.C., Library of Congress. Electric transformers. Lebedev, B. M., [from old catalog] joint author. 39097 39097