Set of 30 vintage QSL postcards, confirmation of radio communication between stations in the Kyiv, USSR with operators in Italy, Pakistan, Congo, Romania, Zambia, Suriname, Somali, Spain, Singapore, Colombia, Ghana, Angola, DDR (East Germany), Guadeloupe, Bulgaria, Yugoslavia, Ireland, Finland, Sudan, Sweden, France, Netherlands, USS Independence CV-62 aircraft carrier, Soviet Polar Expedition