Plant "Elektrosvet" named after P.N. Yablochkov in Moscow

USSR. Moscow. December 1976. V. E. Nikitin and G. I. Bolotova, employees of the laboratory of chemical gas purification of the Scientific Research Institute of Industrial and Sanitary Gas Purification, during air measurements in the galvanic shop of the Elektrosvet plant named after P. N. Yablochkov. The exact date of the photo is unknown. Viktor Budan/TASS