O) 1995 KIRIBATI, END OF WORLD WAR II, REVERSE OF WAR MEDAL 1939 - 1945,...
O) 1973 GERMANY, NICOLAUS COPERNICUS, HELIOCCENTRIC MODEL, EXHIBITION IN...
O) 1902 PERU, MANCO CAPAC, FOUNDER OF ICA DYNASTY, TOSS AND DATE...
O) 1916 AUSTRIA, AUSTRIAN CROWN 10h, POSTAL STATIONERY UNUSED
O) 1995 ALDERNEY, RETURN OF THE ISLANDERS 1945, STEAMBOAT, MNH
O) 1995 GRENADA AND GRENADINES, SECOND WORLD WAR, - PEACE IN THE...
O) 1999 MEXICO, STATE OF GUERRERO, FREE TEXBOOK, CIENCIAS NATURALES, FDC XF
O) 2001 URUGUAY, PAYSANDU ROWING CLUB, SCT 1894, MNH
O) 2002 MEXICO, CONSERVATION, REEFS, CORAL REEF, MARINE LIFE, PERF. 14, MNH
O) 2002 MEXICO, ENVIRONMENT, NATURE CONSERVATION, CATS - FELINES, SHEET MNH, SCT 2269
O) 2003 MEXICO, CATALOGUE, MEPSI OAXACA, PHILATELIC EXHIBITION, XF
O) 2004 MEXICO, CARTOON, THE BURRON FAMILY, GABRIEL VARGAS, GREATEST EXPONENT OF CARICATURE, MEXICAN CARTOONING, FDC XF
O) 2004 MEXICO, NATURE CONSERVATION - ENVIRONMENT, DOLPHINS - WHALES. LAND MAMMALS , SHEET MNH
O) 2004 MEXICO, MAILMAN DAY,INSTITUTED BY COLONEL LUIS G. FRANCO IN 1931, FDC XF
O) 2005 MEXICO, SUPREME COURT . MIGUEL DOMINGUEZ INDEPENDENCE LEADERM, FEDERAL JUSTICE ADMINISTRATION, JOSE MARIA MORELOS, INDEPENDENCE LEADERM. JUDICIAL POWER OF THE FEDERATION, MNH
O) 2006 MEXICO, AUTONOMOUS UNIVERSITY OF THE STATE OF MEXICO, ANNIVERSARY, ARCHITECTURE, SCIENTIFIC AND LITERARY INSTITUTE, FDC XF
O) 2007 MEXICO, CULTURAL HERITAGE OF HUMANITY, UNIVERSITY CITY, ARCHITECTURE, ART, CULTURE, FDC XF
O) 2007 MEXICO, PHENOTYPES, CULTURAL DIVERSITY, UNIVERSITY FORUM OF CULTURES, FDC XF
O) 2010 CHINA, CHINESE CALENDAR, YEAR OF THE TIGER, NEW YEAR. FDC XF
O) 2010 MEXICO, JOINT ISSUE WITH INDIA, MUSICALS INSTRUMENTS, DANCE, TYPICAL DRESSES FOLKLORE,CULTURE, SPECIAL ISSUE FOR THE CONTROL NUMBER. SOUVENIR MNH
O) 2010 MEXICO, RED CROSS, NURSE LUZ GONZALEZ COSIO DE LOPEZ, FOUNDER OF CHARITABLE WORKS, CENTRAL HOSPITAL OF THE MEXICAN RED CROSS ASSOCIATION, FDC XF
O) 2012 MEXICO, CFE, ENERGY, DAM, HYDROELECTRIC, FEDERAL COMMISSION OF ELECTRICITY, POWER GENERATORS, MNH
O) 2013 MEXICO, PROOF, JOINT ISSUE, ESTABLISHMENT OF DIPLOMATIC RELATIONS WITH INDONESIA, MOWED LEOPARD, MEXICAN JAGUAR, ANIMALS EMBLEM, MNH
O) 2014 MEXICO, IMPERFORATE, CONGRATULATIONS. TRIBUTE TO PHILATELISTS EXHIBITORS IN BRASILIA 2013 AND PHILAKOREA 2014, ALONSO CASTILLO, MARIO RAMIREZ, ARNULFO COSIO, VICTOR SIENRA, SALOMON ROSENTHAL CIKROVI, MNH
O) 2014 MEXICO, ING. FERNANDO HIRIART BALDERRAMA, ENGINEER, REVOLUTIONARY PARTY, FDC XF
O) 2014 MEXICO, CENTENARY DEED HEROIC OF VERACRUZ, LIEUTENANT JOSE AZUETA, CADET VIRGILIO URIBE ROBLES, FDC XF
O) 2014 MEXICO, CONGRATULATIONS, FOODS, DESSERT, ICE CREAM, POSTAL CARD, XF
O) 2014 MEXICO, PROVISIONAL PRESIDENT, REVOLUTIONARY CONVENTION, AGUA PRIETA REBELLION, ESCOBARISTA REBELLION,FDC XF
O) 2014 MEXICO, WORLD INTELLECTUAL PROPERTY DAY, CINEMA, ELEMENTS TO MAKE AND PLAY CINEMA, FDC XF
O) 2015 MEXICO, CHRISTMAS, ALLEGORY OF BIRTH, CHRISTMAS TREE. SANTA CLAUS, WISE MEN, FDC XF
O) 2016 MEXICO, POSTAL PALACE, ARCHITECTURE, HERITAGE, POSTAL CARD, UNUSED, XF
O) 2017 MEXICO, BIRD OF PREY, GOLDEN EAGLE, FEDERAL ATTORNEY FOR ENVIRONMENTAL PROTECTION, SEMANARF PROFEPA, VERY NICE CANCELLATION, FDC XF
O) 2020 MEXICO, BENITA GALEANA LCUNZA, COMMUNIST MILITANT, DEFENDER OF RIGHTS, WRITER, MNH
O) 2020 MEXICO, 100 YEARS OF THE MUNICIPALITY OF MINERAL DE LA REFORMA HIDALGO, PEDRO M. AMAYA THEATER, ORIGINAL PRO NOMAD TRIBES, MINING ACTIVITY OF THE XIX AND XX CENTURY, MNH
O) 2020 MEXICO, 100 YEARS OF THE MUNICIPALITY OF MINERAL DE LA REFORMA HIDALGO, PEDRO M. AMAYA THEATER, ORIGINAL PRO NOMAD TRIBES, MINING ACTIVITY OF THE XIX AND XX CENTURY, MNH
O) 2020 MEXICO, ASTRONOMY, SPACE- SATELLITE, EXPERIMENTS, RODOLFO NERI VELA FIRST MEXICAN AND SATELLITE ASTRONAUT MORELOS II, AEM, FDC XF
O) 2020 MEXICO, CACTUS - CACTACEA. OUR WEALTH, MOST REPRESENTATIVE FOOD PRODUCTS, BEANS, CHILE, AMARANTO AND NOPAL, SCARSE FULL SHEET