Pedro Gruenholz

Stamps Category Events Pedro Gruenholz

World Telecommunication Year
Hungary
1st Congress of Ophthalmologists Budapest
Hungary
XXV Congress of the Communist Party of the USSR
Russia
XXV Congress of the Communist Party of the USSR
Russia
XXV Congress of the Communist Party of the USSR
Russia
XXV Congress of the Communist Party of the USSR
Russia
World Youth Festival, Moscow
Russia
Christmas 74-75
United States
International recognition of Latvia
Latvia
National song festival
Latvia