Moscow Virus Preparation Research Institute of the USSR Healthcare Ministry (now Mechnikov Vaccine and Serum Research Institute). Labelling boxes with pox vaccine.10.03.1965#6276110
Moscow Virus Preparation Research Institute of the USSR Healthcare Ministry (now Mechnikov Vaccine and Serum Research Institute). Sealing viles with pox vaccine.10.03.1965#6276109
Moscow Virus Preparation Research Institute of the USSR Healthcare Ministry (now Mechnikov Vaccine and Serum Research Institute). Vaccinating a calf against pox.10.03.1965#6276108
