Tuberculosis sanatorium "Mtsyri" in Moscow region

USSR. Moscow Region. June 1964. Head of the microbiology laboratory of the Mtsyri tuberculosis sanatorium Lidiya Petrovna Khrisanfova during the testing of crops of biochemically pure cultures of lactic acid bacteria and yeast, on the basis of which kumiss is produced for the treatment of patients. The exact date of the photo is unknown. Lev Porter/TASS