1974 block World Expo-74 exhibition dedicated to environmental protection from contamination №BL 98

1974 block World Expo-74 exhibition dedicated to environmental protection from contamination №BL 98

Block World Expo-74 exhibition dedicated to environmental protection against pollution

Series: Expo 74
Catalog Code: MI: SU BL95, SN: SU 4193, YT: SU BF94, SG: SU MS4278, ZAG: SU BL98
Topics: Exhibitions | Children | International Exhibitions | Environmental Protection
Release Date: 1974-04-24
Size: 72 x 93 mm
Color: Multicolor
Format: Souvenir Block
Edition: Memorable (Jubilee)
Perforation: Framechak12 x 12½
Print: Offset
Paper: Molded
Nominal value: 50 Russian kopeck
Circulation: 1 150 000