邮票目录 : 系列列表 [主题: 会议 | 印刷: 胶版印刷] : Colnect 📮
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"Informatica 84", Rio de Janeiro (1)"The 3 of Africa" Conference (2)100 Years of Democracy (1)100th Anniversary of Rotary International (1)100th Anniversary of The Japan Academy Prize (1)10th Anniv. of CCM Party and 20 years declaration of Arusha (2)10th anniv. of the UN Conference on Environment in Stockholm (1)10th Anniversary of Independence (1)10th Anniversary of KAMART (19)10th Anniversary of SADCC (2)10th Annual Congress of Iranian Dental Association (2)10th Annual General Meeting of RASCOM (4)10th conference of the Ministers of communications of the co (1)10th Congress of Americas and Spain Post Union (5)10th Congress of the League of Communists of Yugoslavia (6)10th Economic Cooperation Organisation Summit, Tehran (1)10th F.A.O Conference For the Near East (1)10th Inter-American Cancer Cong. (4)10th International Congress of Pediatrics (4)10th Islamic Summit Conferense (6)10th Labor Unions Congress (2)10th Union Trade World Congress in Havanna (2)10th World Conference of Grand Lodges (2)10th World Trade Union Congress, Havana (6)11th Arab Summit Conference, Jordan (6)11th ASEAN Summit, Kuala Lumpur (3)11th Asian Pacific Postal Union Congress (16)11th Commonwealth Forestry Conference (5)11th Conference on AIDS and STDs in Africa, Lusaka (2)11th Economic Cooperation Organisation (3)11th FAO Regional Conference (3)11th Islamic Conference of Foreign Ministers -Islamabad (1)11th Meeting of Organization of Eastern Caribbean States (8)11th Plenary Conference of Korean Worker's Party (2025) (6)11th World Forestry Congress (1)11th World Summit of the Francophonie, Bucharest (4)12th Conf. of the Arab Medical Union (2)12th Conf. of the Asian Anticommunist League (2)12th Conference of Defense Ministers of the Americas (4)12th Congress of Iateinamerikanischen Tourism (COTAL) (1)12th Cuban Philatelic Federation Congress (1)12th Inter-American Conference on Hoof-and-Mouth Disease (6)12th International Transport and Communication Forum (2021) (6)12th Panamerican Health Conference, Caracas (5)12th UPU Congress at Paris (3)136th Assembly of the Inter-Parliamentary Union, Dhaka (3)13th Arab Summit Conference (3)13th Conference of Asian-Pacific Labour Ministers - Tehran (1)13th Congress of Postal Union of the Americas and Spain (2)13th Congress of the League of Communists of Yugoslavia (4)13th International Congress of Christian Archaeology (3)13th International Road Transport Union Congress, Estoril (1)140th Anniversary of Serbian-American Diplomatic Relations (1)14th conf. of the Pacific Travel Association (2)14th Conference of Postal Ministers, Budapest (2)14th Conference of the Arab Chambers (4)14th Congress of the League of Communists of Yugoslavia (4)14th Francophonie Summit, Kinhassa 2012 (2)14th International Cancer Congress (2)14th Komsomol Congress (3)14th UN Conference on Crime Prevention, Kyoto (8)14th World Boy Scout Jamboree (2)14th World Orchid Conference, Glasgow (4)15. Year Congress of Black Sea Economic Cooperation (1)150th Anniv.of Anglican Diocese of N.E. Caribbean & Aruba (1)15th African Summit Conference (3)15th Anniversary of Independence (II). Democracy (2)15th anniversary of Puchong Conference (2)15th Conference of the South Pacific Commission (7)15th General Assembly of Organization of Arab Towns (13)15th General Assembly of the United Nations, New York City (3)15th International Exhibition and Forum, Minsk (2)15th session of the Council of Mutual Economic Assistance (1)15th South Pacific Forum (2)16th International Law Conference (8)17th African Summit Conf., Freetown (2)17th Asian Pacific Dental Congress, Manila (2)17th Francophone Summit, Yerevan (2)17th Social Welfare Conference, Nairobi (4)18th Anniversary of Revolution (1)18th Conference of the IAP, Moscow (1)18th Francophone Summit, Djerba (2022) (2)18th International Conference of Scouting (6)18th International Ornithological Congress (6)18th Session of U.N. Commission on Status of Women, Tehran (2)195th Annual Leeward Island Methodist Church District Conf. (8)1989 Roundtable Talks and Elections, 35 Years (2024) (3)19th International Botanical Congress in Shenzhen (PRC) (8)19th International Entomology Congress, Peking (4)19th Pan-American Railways Conference (3)19th Universal Postal Union Congress, Hamburg (12)1st anniversary of Casablanca conference (2)1st Arab Conference of Moslem Wakf Ministers (2)1st Conference of General Convention on Climate, Berlin (2)1st conference of the Arab veterinary Union (2)1st Congress Hispano-Luso-American Economic Geology (4)1st Congress of Burmese Socialist Program Party (1)1st Congress of tropical medicine (1)1st Global Forum on Youth Policies (3)1st Int. Conf. on smoking and health (2)1st International Day for Equal and Inclusive Education 2021 (1)1st International Theriological Congress (ITC) (5)1st Intl. Cong. for establishing the UPU, 90th anniv. (2)1st Summit of the Non-Aligned Movement, Belgrade (1)1st UN Conference of Small Island Developing States (4)1st UN Conference on Human Environment (1)1st UN Security Council Meeteing (3)2018 Revalidation Overprints on Previous Issues (1)2019 Revalidation Overprints on Previous Issues (1)2021 ASEAN Summit, Bandar Seri Begawan (5)2023 Francophone Youth & Sport Minister Conference (9)2023 G7 Summit, Hiroshima (6)2024 World Congress on Information and Technology, Yerevan (2)20th Anniversary of First TIBO Forum (2)20th Anniversary of KAMART (20)20th Anniversary of OSZSZ (2)20th Anniversary of United nations Conference on Trade & Dev (1)20th Belarusian Energy and Ecology Congress (2)20th Commonwealth Parliament Conference (1)20th Congress of the Communist Party of the Soviet Union (2)20th International Economic Forum, 2016, St. Petersburg (2)20th Pan American Railway Congress, Havana (1)20th Universal Postal Union Congress, Washington DC (1)20th UPU Congress Issue: Traditional Mail Delivery (1)20th World Orchid Conference (1)20th World Road Congress, Montreal. Bridges (1)21st Communist Party Congress (3)21st International Red Cross Conference, Istanbul (2)21st Meeting of the Caribbean Commission, Aruba (3)22nd Communist Party Congress (9)22nd Conference of the Association of American Air Forces (1)22nd International Turkish Folklore Congress, Bursa (5)22nd UPU Congress (4)22nd UPU Congress & China ’99 World Philatelic Exhibition (5)23.World Congres of Byzantine Studies-Beograd 2016 (8)23rd Congress of International Organisation of Supreme Audit (2)23rd Congress of the Universal Postal Union, Bucharest (II) (1)23rd Post-Conference of ASEAN Countries (1)24th Boy Scout World Conference (11)24th Communist Party Congress (1)24th Intl. Red Cross Conf., Manila (2)24th World Scout Conference, Nairobi (4)250th Anniversary of Moravian Church in Antigua (6)25th Ann. Crowning of Queen Elisabeth II (2)25th Anniv. Coronation of Queen Elizabeth II (2)25th anniv. of the Conference of Sofar, Lebanon (2)25th Anniv. of the Conference on Interaction in Asia (CICA) (3)25th Anniversary of First TIBO Forum (2)25th Anniversary of Interparliamentary Assembly on Orthodoxy (2)25th Anniversary of Reign of Elizabeth II (1)25th Anniversary of the CSCE, Helsinki (3)25th Anniversary of the Signing of the Potsdam Agreement (9)25th Anniversary of World Peace Congress (1)25th Asean Ministerial Meeting (8)25th Commonwealth Parliamentary Conference (4)25th Commonwealth Parliamentary Conference, Wellington (3)25th Zionist Congress in Jerusalem (3)26th Communist Party (PCUS) Congress (2)26th Communist Party Congress (2)26th Congress of the International Astronautical Federation (5)26th Congress of USSR's Communist Party (1)26th Meeting of the Coordination Council of Attorneys Genera (4)27th UPU Congress, Abidjan (Series II) (2021) (6)27th UPU Congress, Abidjan 2020 (Series I) (1)28th Arab League Summit, Amman (5)28th Congress of Southern Africa Philatelic Federation (1)28th Int. Congress of Physiological Sciences, Budapest (2)28th Parliament Conf (4)28th South Pacific Conference (1)28th World Scout Conference in Dakar (1)29th Commonwealth Parlimentary Conference (3)29th International Ski Federation Congress (2)2nd Africa-India Forum Summit, Addia Ababa, Ethiopia (1)2nd Africa-India Forum Summit, Addis Ababa, Ethiopia (2)2nd Antifascist Council Meeting in Berat (1)2nd Communist Party Congress (3)2nd Conference of Rioplatenses Philately (1)2nd FAO date conference, Baghdad (3)2nd Intern. Architecture Congress (1)2nd International Conference on Works of José Martí, Havana (1)2nd International PosTech Conference (2008) (2)2nd Islamic Congress (1)2nd Islamic Summit Pakistan (3)2nd Summit of African, Caribbeand and Pacific heads of state (2)2nd Summit of Heads of State and Government of OPEC (22)2nd TELSOM-ATRC Leaders Retreat (1)2nd UN Conference on Human Settlements (5)2nd UN Disarmament Conference (3)2nd UN-oil-conference (1)2nd World Youth Council Meeting, 1950 (2)2nd Yaoundé Medical Conference (1)30 Years of International Committee for Emigration (2)30th Anniv. of the Conference on Interaction in Asia (CICA) (2)30th anniversary of the Conference of Peza (3)30th Anniversary of the CSCE, Helsinki (2)30th anniversary of UNCTAD (2)31st ASE Planetary Congress 2018, Minsk (2)31st Session of the GCC Supreme Council - Abu Dhabi (1)34th International Astronautical Congress, Budapest (2)35th Anniversary of the Congress of Përmet (2)35th Association of Space Explorers Congress (2024) (3)35th Commonwealth Parliamentary Conference (2)36th International Geological Congress, Delhi (2)3rd All-Union Philatelic Society Congress, Moscow (2)3rd Annual Caribbean Media Conference, Georgetown (1)3rd Communist Party Congress (2)3rd Congress of PAICV (5)3rd Eucharistic Congress,Quito (3)3rd Iranian dental congress (1)3rd National Congress of Fisheries (2)3rd Transnistrian Investment Forum - Tiraspol (2)3rd U.N. Conference on Trade and Development (UNCTAD III) (4)3rd UN World Conference Against Racism, Durban (12)40th Anniv. Association of South East Asian Nations (ASEAN) (11)40th Anniversary of Bandung Conference (2)40th Anniversary of Signing of the Helsinki Final Act (2)40th Anniversary of the Danube River Conference of 1948 (4)40th Anniversary of United Nations (1)41st World Scout Conference, Baku (4)42nd Skal Club World Congress (4)43rd General Assembly of Atlantic Association (5)43rd Pacific Islands Forum (34)45th International Eucharistic Congress in Seville (4)47th International Eucharistic Congress (1)49th Eucharistic World Congress, Quebec (2)49th General Assembly Session of INTERPOL (Intl. Police Orga (4)4th African Conference of Scouting in Abidjan (5)4th All-China Philatelic Federation Congress (1)4th All-Union Society of Philatelists Congress, Moscow (1)4th Congress of the Polish United Workers Party (5)4th Congress of UNI (Global Union Post & Logistics) (2)4th European Sport Conference, Berchtesgaden (1)4th Int. Congress of Military Medicine, Warsaw (2)4th International Congress of Mediterranean Citrus Growers (3)4th International Finno-Ugric Congress (2)4th International Women's Federation Congress (2)4th IRF African Highway Conference (4)4th Latin American Geological Congress (5)4th Near East Regional Conference at Damascus (2)4th Veterinary Congress (1)4th Wolrd Conference of Woman (1)4th World Conference of Women (2)4th World Conference on Women, Peking (5)50 Years artificial Earth Satellites (2)50th anniv of International Eucharistic Congress (3)50th Anniversary of Chinese People's Political Conference (2)50th Anniversary of Each Organization (1)50th Anniversary of End of Second World War (1)50th Anniversary of Erzurum Congress (2)50th Anniversary of Independence (1)50th Anniversary of Partial Evacuation in WW2 (1)50th Anniversary of the Congress of Lushnjë (2)50th anniversary of the first UN Conference UNISPACE (2)50th Anniversary of Ukrainian SSR (2)50th Conference IFLA (1)50th Death Anniversary of Mahatma Gandhi (2)50th International Eucharistic Congress (2)50th OPEC Conference, Caracas (1)51st International Eucharistic Congress (4)52nd Commonwealth Parliamentary Conference - Abuja (3)52nd International Eucharistic Congress, Budapest (2021) (2)53rd Annual General Meeting of the IATA (3)53rd International Eucharist Congress, Quito, Ecuador (2024) (3)56th International Astronautical Congress - Fukuoka (3)58th Intl. Law Conf. (1)58th World Travel Congress (2)59th International P.E.N. Congress 1993 - Dubrovnik (3)5th Anniversary of Establishment of SADCC (4)5th Conference of European Cooperation, Budapest (7)5th Conference of Oriental Carpets, Budapest and Vienna (7)5th Conference of the Caribbean Postal Union, Willemstad (3)5th Congress of the Albanian Workers Party, Tirana (1)5th Congress of the Communist Party in Yugoslavia (9)5th Congress of the Revolution Defence Committees (1)5th Consultative Meeting of Heads of Central Asian States (6)5th Education Congress, Budapest (2)5th EUROSAI Congress, Moscow (2)5th General Congress of European Physics Society (2)5th Iranian Veterinary Congress (1)5th Mexico-Cetral American Summit (1)5th Ministers Forum in the Asia Pacific Region (4)5th Pacific Science Association Inter-Congress (4)5th Pan AfricanYouth Movement Conference (4)5th Summit Conference of Non-aligned countries (2)5th Vietnamese Communist Party Congress (2)5th World Water Forum (4)600th Anniversary of the Council of Constanze (2)6th All-Union Philatelic Society Congress, Moscow (3)6th Anniversary of SADCC (4)6th Arab Oil Congress, Baghdad (4)6th Asia Electronics Conference (2)6th Conf. of Postal Ministers of Communist Countries, Peking (2)6th Conference of Arab Ministers of Culture (1)6th Conference of Leaders of World & Traditional Religions (2)6th Congress Int Committee Defence of Christian Civilization (3)6th Congress of Vietnamese Communist Party (1)6th European Congress of Rheumatology (3)6th Inter-American Budget Seminar (1)6th Inter-American Congress of Municipalities (3)6th Non-Aligned Summit Conference (2)6th summit of Non-Aligned Countries, Havana (3)6th Trade Union Congress of Belarus (2)70th Anniversary of Second Congress of RSDWP (1)70th Anniversary of Yalta Conference (5)74 FDI World Dental Congress, Manila (4)74th International Astronautical Congress, Baku (2023) (6)75 FDI World Dental Congress, Manila (1)75th Anniversary of the Yalta Conference (2)75th Universal Esperanto Congress (1)7th asian congress of the Intern. Labour Organisation (ILO) (1)7th Conference of the Shanghai Cooperation Organization (7)7th Conference of the Sudanese Women General Union (3)7th Congress of Albanian Women's Union (1)7th Congress of the Socialist Working Youth of Korea (2)7th Int. Women's Congress on Physical Education and Sports (2)7th Inter-American Congress of Municipalities (1)7th Interamerican Statistics Conference. (2)7th Kuwait Dental Assoc. Conference (3)7th Latinamerican Cogress of Aviculture (1)7th Pan-American Highway Congress (1)7th SAARC Summit 1992, Dhaka (2)7th Summit of Latinamerican Chiefs of State and Government (11)7th Trade Union Congress (1)7th World Conference on Earthquake Engineering, Istanbul. (2)80th Anniversary Gutian Conference (1)80th Anniversary of Zunyi Meeting (2)85th World Dental Congress, Seoul (1)8th Congress of the Albanian Labour Party (1)8th Int. Tropical Medicine and Malaria Congresses, Teheran (2)8th International Anti-Cancer Congress, Moscow (2)8th International Congress of the Spanish Language (2019) (3)8th International Congress on Women (1)8th International Family Planning Congress (1)8th International Trade Union Concress (1)8th Labor Union Congress (1)8th Session of UN Conference on Climate Change, New Delhi (5)8th World Congress of Finno-Ugric Peoples 2021 - Tartu (2)90th anniversary of the Congress of Lushnjë (4)90th Inter-Parlimentary Conference (5)93rd Gathering of Alpini Veterans, Rimini-San Marino (2020) (2)9e conference of the Head of State of France in Kinshasa (7)9th Arab Engineers Conference, Baghdad (1)9th Arab Oil Conference (3)9th Central Treaty Organisation Ministers' Meeting, Ankara (3)9th Congress of the Albanian Women's Federation (2)9th European Botanic Garden Congress, Budapest (2022) (1)9th Finno-Ugric Congress, Tartu (1)9th Summit of French Speaking states (2)9th Summit of the Non-Aligned Movement, Belgrade (4)9th World Congress Marist (1)9th World Congress of Trade Unions, Prague (2)Achievements of the 20th century (1)ACM 2017, Montevideo (4)Admission to World Organizations (1)African Conference on Children's Future, Cairo (2001) (1)African Organisation congress in Tripoli (2)African Parliamentary Union Conference (1)African Post And Telecom Conference, Tangier (1961) (3)African Union (2016) (6)African Union Conference, Niger 2019 (13)African Union Summit - Sipopo, Equatorial Guinea (3)African Unity summit conference (4)Afro-Asian Conference, Bandung (1)Agriculture Ministers Meeting of the Andean Group (2)AICEP Conference (1997) (1)Aircraft of WW2 (2012) (1)Albanian Labor Party Congress, Tirana (1)Algerian refugees (4)All Georgian Congress (2)All-Africa Conference (2)Alpha Mission Delos Conference (2025) (5)American Air Chiefs Conference, 47th Ed. (1)American Armies Conference, 16th Ed. (2)Americas Conference of Mayors on "Building Bridges", Curaçao (1)Ancient Art and Architecture (1)Anniversaries (3)Anniversaries (2005) (1)Anniversaries and Events (3)Anniversaries and Events (1978) (2)Anniversaries and Events (1980 A) (1)Anniversaries and Events (1981 A) (2)Anniversaries and Events (1982) (1)Anniversaries and Events (1998) (3)Anniversaries and Events (2021) (1)Anniversaries and Events 1980 (1)Anniversaries and Events 1986 (1)Anniversaries and Events 1992 (1)Anniversaries and Events 2004 (2)Anniversaries and Events 2015 (1)Anniversaries and Events of 1993 (2)Anniversaries/Events (4)Anniversary of the End of World War II (1)Annual Meeting of the Boards of Governors - IDB (3)APEC Summit Meeting (4)Arab countries summit conference (3)Arab Emigrants’ Congress (2)Arab League Meeting (4)Arab Music Conference, Baghdad (3)Arab Postal Congress at Sofar (5)Arab summit conference (10)Arab Summit Conference- Amman (5)Arab Summit Conference, Riyadh, October. (1)Arabian Oil Conference at Beyrout (1)Archeological Conference, Ulan Bator (2)Asean Conference (4)Asia-Pacific Economic Cooperation Forum (3)Asia-Pacific Economic Cooperation Summit, Vladivostok, 2012 (5)Asia-Pasific Chambers of Commerce and Industry (2)Asian Australian Trade Union Conference (12)Asian pediatricians Congress (4)Asian-European Discussion Forum (ASEM) (3)Asian-Pacific Dental Congress (9)ASTA World Congress (1)Baghdad Conference for Cooperation and Partnership (2021) (4)Balloon Flight (2)BID Meeting in Lima (1)Birds of Canada (2018) (1)Birth of Philippine Republic (1)Bouchet International Physics Conference, Cotonou (4)Brasilia as National Capital, 50th Anniv. (1)BRICS and SCO Summits, 2015, Ufa (2)Business Congress (1)Butterflies and Moths (1995) (1)CADE Congress (2)Cairo Economic Summit (2)Caricom Conference, Kingston, Jamaica (7)Casablanca Conference Anniversary (3)Centenary of the Episcopal Conference of Colombia (2)Centenary of the Restoration of the Lithuanian State (2)Centenary of Universal Postal Union (UPU) (2)Central African Economic and Monetary Community Week (2)Central American Congress of Municipalities, 3rd (2)Central American Lions Congress, 22nd Ed. (3)CEPAL Conference, 18th Ed. (1)Chamber of commerce 1v (1)Children's Aid (4)Chinese People's 1st Political Consultative Conference (4)Chinese People's Political Consultative Conference (2009) (2)City constructions (4)Climate Change (1)COCAL Congress, 17th Ed. (1)Collector : Let's act for the climate (1)Collectors : Montimbramoi. Miscellaneous (1)Comesa (2006) (2)Commonwealth Day (1)Commonwealth Finance Ministers Meeting (1)Commonwealth Forestry Conference (6)Commonwealth Heads of Government Conference (4)Commonwealth Heads of Government Meeting (25)Commonwealth Heads of Government Meeting, 2011, Perth (2)Commonwealth Heads of Government Meeting, Auckland (2)Commonwealth Heads Of Government Meeting, Harare (1)Commonwealth Heads of Government Meeting, Nassau (6)Commonwealth Parliamentary Association Conference, Suva (4)Commonwealth Parliamentary Conference (5)Commonwealth Parliamentary Meetings (4)Commonwealth Pharmaceutical Conference (3)Commonwealth Postal Conference (4)Commonwealth Summit Conference Lusaka (4)Communications Ministers Meeting (1)Comptroller General of the Republic, 60th Anniv. (1)Computer conference (1)Conf. of Foreign Ministers of the OSCE States (2)Conf. of the Arab states of Syria, Libya and Egypt. (1)Conf. of the Latin American Solidarity Organization (3)Conferenc from Guaimoro (1)Conference Against the War in Vietnam (1)Conference for a Nuclear Free World - 2012, Astana (2)Conference for Development '87 - Overprint (2)Conference of Asian-Pacific Accountants (1)Conference of Asian, African and South American Countries (3)Conference of Casablanca (2023) (8)Conference of Chancellors, 1st Ed. (5)Conference of Communications Ministers of Communist Countrie (6)Conference of Emigrants (1)Conference of European Ministers of Culture, Berlin (1)Conference of First Ladies of the Americas and Caribbean (1)Conference of Foreign Ministers of Non-aligned Countries (4)Conference of Int. Association of Ports and Harbors (2)Conference of International Women's Council, Teheran (2)Conference of Islamic Foreign Ministers, Karachi, 21st Ed. (2)Conference of Ministers of the UNECA 1986 (1)Conference of Ministers of Transport (1)Conference of Muslim Organizations Mecca (2)Conference of Nairobi (1)Conference of Non-aligned Countries, New Dehli (2)Conference of Paso Canoa (2)Conference of Police Agencies from the European Capitals (10)Conference of Postal and Telecommunications (1)Conference of Speakers and Presiding Officers (3)Conference of the Danube Countries, Belgrade (4)Conference of the International Telecommunication Union (3)Conference of the Non-Aligned Movement (2014) (3)Conference of the OCAM (2)Conference on Citrus Fruits (1)Conference on Drug Abuse (9)Conference on European Security and Cooperation - Belgrade (6)Conference on European Security and Cooperation - Budapest (3)Conference on European Security and Cooperation - Madrid (4)Conference on European Security and Cooperation Helsinki (4)Conference on Security and Co-operation in Europe (1980) (1)Conference on Security and Cooperation in Europe - Madrid (6)Conference on Security and Cooperation in Europe (CSCE) (15)Conference on Security and Cooperation in Europe, Berlin (11)Conference on the development of cities, Naples (3)Conference UNISPACE '82 (1)Conferences (2004) (1)Congress (11)Congress for the telecommunications via satellites, Paris (3)Congress of African Scientists (1)Congress of Angostura, 150th Anniv. (1)Congress of Arab Leaders at Beirut (1)Congress of Associations of Philately, Munich (9)Congress of Cassacá, 16th Anniversary (3)Congress of International Federation of Library Associations (3)Congress of Latin American Notaries, 10th Ed. (3)Congress of Panama, 150th Anniv. (1)Congress of prehistoric sciences (3)Congress of Rheumatology, 5th Ed. (2)Congress of the Free German Trade Union Confederation (1972) (8)Congress of the Free German Trade Union Confederation (1987) (8)Congress of the Frelimo Party, 4th Anniversary (1983) (3)Congress of the Int. Org. of Supreme Audit Institutions (1)Congress of the International Dental Association (IDA) (2)Congress of the International Federation of Resistance Fight (1)Congress of the postal and telegraph employees, Quito (1)Congress of the provincial councils (1)Congress of the Union of Professional Workers, Tirana (2)Congress of Union of Prehistoric and Protohistoric Sciences (2)Congress of World Communist Youth Federation (2)Congress P.U.N.T. (1)Congresses (3)Congresses - Refrigeration (3)Consultation and Cooperation Group Meeting (4)Convention of Lions International, District D (1)Cooperation with American Air Forces, 22nd Anniv. (1)COP 10 Convention Biological Diversity - Nagoya (11)COP 30 Climate Conference, Belém (2025) (7)COP-28 Climate Change Conference, Dubai (2023) (8)COP21 - Paris Climate Conference 2015 (1)Copper 87 International Conference (1)Coral (1)Council of the Entente (1999) (2)Criminal police congress (4)Culture Congress, Havana (2)Customs Co-operation council meeting - Arusha (3)Danube Conference, Belgrade (5)Date palm festival (2)Death of General Omar Torrijos Herrera - 1st anniversary (1)Declaration of 7 November 1987 (1)Definitives of 1947: Surcharges (1)Definitives of 1992: Surcharges (1)Djibouti Forum (2024) (1)Doha Development Forum - Intl. Conf. f. Economic Development (1)Down-With-Imperialism Union, 50th Anniv (1)Earth Sciences (12)Earth Summit '92, Rio de Janeiro (4)Earth Summit 2025 (3)East Asia Tourism Association (2)Eco-Forum for Peace (EFF) (1)Econ. Conf. for the Middle East a. North Africa (MENA), Doha (1)Economic and Social Council (ECOSOC) (2)Economic congress 1v (1)Economy & Industry (1)Education (1)Education Ministers Meeting, 8th Ed. (1)Egyptian Cotton (3)Eight Congress of Worker's Party of Korea (2021) (17)Endangered Species (1)Energy Forum (1)Environment - Global Warming (2010) (2)Environment protection (8)Ephemeris 2015 (1)Ephemeris 2018 (1)Ephemeris 2020 (1)Esperanto (1)Esperanto, 101st World Congress (1)Eucharistic Congress - 1944 (2)Eucharistic Congress, Bogotá, 39th Ed. (3)Eurasian Economic Summit 2015 - Istanbul (4)Europa (C.E.P.T.) 1998 - Feasts and Festivals (1)European Conference of Ministers of Transport (1)European Conference on the Information Society, Budapest (5)European human rights convention 2v (2)European Political Community Summit 2023 - Chișinău (2)European Security and Cooperation Conference, Budapest (7)European Summit, Piran (1997) (1)European timetable conference, Wiesbaden (1)European Transport Conference (3)Euroscheck Congress, Budapest; 20 Years Euroscheck (2)Events of the 20th century (1)Expenditure Control Board Congress, 16th Ed. (1)FAO Congress (2)FIAP Congress 2013, Bangkok (1)FIATA Congress (1)FIDES Conference (2)Fifth Annual Meeting of EBRD Governors (2)Fifth Asian Congress Pediatric Surgery karachi (1)Fifth Conference of American Members of ILO (1)Fifth congress of cuban pigeon fanciers federation (1)Fifth Islamic Summit Conference (3)Fifth Least Developed Countries Conference, Doha (2023) (6)Fifth UN Conference on Trade and Development (1979) (2)Fighting COVID-19 (1)FIP congress (9)FIP Congress 1960 (2)First Arab Journalists’ Conference (2)First Congress of Croatian Esperantists (1)First congress of P.D.G.E. (3)First Kuwait Dental AssociationConference (2)First national congress of proctology in Punta del Este (6)First National Eucaristic Congress, Asuncion (3)First National Postal Conference (4)First Non-Aligned Movement Conference, Belgrade, 60 Years (4)First Pan-American Housing Congress (12)First Session of Chinese People's Political Conference (8)Food and Agriculture Organization (FAO) 50th Anniversary (1)Food international conference (6)Football (1)Foreign Ministers of non-aligned States Conference (1)Foreign Policy of President Osvaldo Hurtado (1)Fourth Caribbean Conference for Mental Health, Curacao (2)G20 Leaders Summit (2)G20 Summit : Belitong UNESCO Geopark (2022) (7)G20 Summit . Hangzhou, China (2)G20 Summit, Riyadh 2020 (1)G20 World Leader's Summit, Bali (2022) (7)G20 World Leaders' Summit, New Delhi (3)G7 Ise-Shima Summit 2016 (2nd issue) (11)G8 Hokkaidō Toyako Summit 2008 (4)GATT 94 (2)German Evangelical Church Assembly (3)German-Soviet Friendship (DSF) (1)Global Knowledge Conference (12)Green Book (5)Greeting Vietnam Communist Party's 9th Congress (2)Greetings: Disney Characters 2014 (1)Habitat II 1v (1)Harare International Conference Centre (2)Health (1)Hiroshima G7 Summit (2023) (6)History (1)History of Crete (1)History of Law in Portugal (7)History of the United States of America (1)Holy Year 2000; Bolivian Episcopal Conference (1)Hong Kong Definitive Stamp Sheetlet (1)I Extraordinary Congress of the MPLA Party (6)IAPH Conference (2)Ibero-American Congress of Power Regulators, 9th Ed. (1)Ibero-American Ministers of Youth Conference (1)Ibero-American Summit on Migration and Development, 16th Ed. (1)Ibero-American Urbanism Congress, 6th Ed. (1)Iberoamerican Summt of Head of States, 11th Ed. (3)ICCA World Conference (2)ICOM'86 (9)IDB Assembly of Governors, Cancun (1)IFHE congress (3)II International Tiger Forum, Vladivostok, Russia (2022) (9)IMF Annual Meeting, Nairobi (5)In Our Hands - Earth Summit '92 (4)Independent India (1)Indian Ocean Commission Conference (1991) (3)Int. Conference (2)Int. Congress of Military Medicine and Pharmacy (3)Int. Ministerial Transport Co-operation Conference (1)Int.Population Conference (2)Inter-American Agricultural Congress (2)Inter-American Construction Industry Congress, 10th Ed. (3)Inter-American Development Bank Meeting, 25th Ed. (2)Inter-American Economic and Social Conference (35)Inter-American Labour Ministers Conference, 2nd Ed. (6)Inter-American Lawyers Association´s Conference, 17th Ed. (1)Inter-American Natives Congress (2)Inter-American Naval Conference, 17th Ed. (1)Inter-American Postal Congress, 9th Ed. (1)Inter-American Scout Conference, 21st Ed. (1)Inter-Parliamentary Conference, Sofia (1)Inter-Parliamentary Conference, Tehran (2)Inter-Parliamentary Union, Cent. 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(1)OCAM Summit Conference, Cotonou (6)OEA Congress (7)Official Stamps (1)OPEC Extraordinary Meeting (13)Organisation on Safety & Cooperation in Europe Summit,Astana (4)Organization GUAM (1)Organization of African Unity Conference (4)Organization of Petroleum Exporting Countries (OPEC) (1)Overprint - World Summit on the Information society (WSIS) (2)Overprints (1)Overprints (1992) (1)Pakistan Tourism Convention (3)Pakistan Tourism Convention Shahjahan Mosque Thatta (5)Pan American Congress for Child Welfare, 6th Ed. (10)Pan American congress of Roads (2)Pan American Institute of Geography and History (1)Pan American Pediatric Congress, 7th Ed. (2)Pan American Road Congress, 11th Ed. (4)Pan-Africa Postal Ministry Conference,Arusha (4)Pan-African Postal Union Conference, Victoria Falls (2021) (2)Pan-American Blood Donation (2)Pan-American Conference (MOP) (2)Pan-American Congres of Catholic Education, 3rd Ed. 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