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) 1949 COLOMBIA, MINISTRY OF POSTS AND TELEGRAPHS BUILDING, BOLIVARIAN EUCHARISTIC CONGRESS, SIMON BOLIVAR, SEAL CANCELLATION, CIRCULATED TO CARIBBEAN, XF
O) 1952 COLOMBIA, FIRST REGULAR FLIGHT FROM COLOMBIA- GERMANY, AVIANCA, LATIN AMERICAN STEEL CONFERENCE, OVERPRINTED, ISABEL LA CATOLICA, CIRCULATED TO GERMANY.
O) 1953 COLOMBIA, TAX - FISCAL CORREO EXTRA-RAPIDO OVERPRINTED, MASDEVALLIA FLOWER, CIRCULATED TO USA
O) 1954 COLOMBIA, BOGOTA NATIONAL PHILATELIC EXHIBITION 1953, GALERAS VOLCANO, RETREAT OF SAN DIEGO, FROM CALI TO MADRUGA CARIBBEAN, AIRMAIL, XF
O) 1956 COLOMBIA, O´HIGGINS, SANTANDER AND SUCRE, SAN MARTIN, BOLIVAR AND WASHINGTON, GALERAS PASTO VOLCANO, ELASTICO - FABRICA DE CORBATAS, MULTIPLE STAMPS, CIRCULATED TO GERMANY
O) 1956 COLOMBIA, MONUMENT TO BOLIVAR PUENTE DE BOYACA, EMBASSY OF CHILE, DIPLOMATIC CORRESPONDENCE, REGISTERED FROM BOGOTA TO CHILE
O) 1957 COLOMBIA, JAVIER PEREIRA, BANANA PLANTATION, RUIZ MOUNTAIN - NEVADO DEL RUIZ, OLD CARD, LOCOMOTIVE, POSTAL CARD, TO GERMANY
O) 1957 COLOMBIA, WATERLOW AND SONS - PLATINUM MINE, COFFEE, BAYER, AIRMAIL TO BERLIN.
O) 1957 COLOMBIA, MONUMENT TO BOLIVAR, GALERAS PASTO VOLCANO, PAZ DEL RIO STEEL MILLS, CIRCULATED TO BUCARAMANGA, AIRMAIL TO USA
O) 1958 COLOMBIA, INAUGURAL FLIGHT EL TRANSAMERICANO, RAS, AIR ROUTES OF COLOMBIA, COFFEE DEPARTMENT OF CALDAS, GALERAS VOLCANO, SOUTH AMERICAN FENCING CHAMPIONSHIP, CIRCULATED TO RIO DE JANEIRO
O) 1961 COLOMBIA, PRESIDENT ALFONSO LOPEZ , SOUVENIR SC C396 1p, MNH
O) 1965 COLOMBIA, CATTLEYA, ORCHIDS, FLOWER, FDC XF
O) 1968 COLOMBIA, PHILATELIC EXHIBITION IN MEDELLIN, 1 st POSTAGE STAMP OF ANTIOQUIA, COAT OF ARMS, MNH