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) 2023 COLOMBIA. SANTO TOMAS DE AQUINO SCHOOL - DEAN OF THE SCHOOLS OF COLOMBIA. OLD ARCHITECTURE, COAT OF ARMS - LOGO, FDC XF
O) COLOMBIA, COFFEE PICKING OVERPRINTE, PORTRAITS ARE JOSEPH STALIN, FRANKLIN D. ROOSEVELT AND WINSTON CHURCHILL, PRE COLUMBIAN MONUMENT, CENSORSHIP, AIRMAIL TO CANADA
O) COLOMBIA, ZEISS AEROTOPOGRAPH C.M.B.H CORREO AEREO MANCOMUN, GOLD MINING, COFFEE, COFFEE CULTIVATION, CIRCULATED FROM BOGOTA TO GERMANY
O) COLOMBIA, COAT OF ARMS 3c red, BANCO MERCANTIL AMERICANO DE COLOMBIA, FROM MANIZALES TO BOGOTA, FINE
O) COLOMBIA, CONSULAR L - PRECOLUMBIAN, SYMBOL OF LEGEND OF EL DORADO, BARTOLOME DE LAS CASAS AIDING YOUTH - THE SURTAX WAS FOR THE RED CORSS MONUMENT, CATTLEYA, CIRCULATED
O) COLOMBIA, FROM BARRANCABERMEJA, SIMON BOLIVAR 1 centavo green, STRIP, SURPLUS FOR CONSTRUCTION, CIRCULATED COVER TO CANADA
O) COLOMBIA, REVERSION OF THE MARES OIL CONCESSION TO COLOMBIA - OVERPRINTED, TEQUENDAMA FALLS - AEREO OVERPRINTED, COMMUNICATIONS PALACE - CORREO AEREO 5 centavos OVERPRINTED SURCHARGED, MULTIPLE STAMPS, CIRCULATED COVER TO GERMANY, BANCO DE COLOMBIA - CALI
O) COLOMBIA, SANTA MARTHA, PREPHILATELIC MARK IN RED, LACRE, CORRESPONDENCE BY STEAMSHIP, CIRCULATED TO LONDON
O) COLOMBIA, STEEL MILL - PAZ DEL RIO, TEQUENDAMA WATERFALL - AEREO OVERPRINTED. MUTIPLE STAMPS, OLSSON AND STODBERG LTDA
O) COLOMBIA, VAPOR FRANCES, FRENCH STEAM, NUMERAL VALUE 4c PROVISIONAL, POSTAGE DUE SWITZERLAND 30c Helvetia. DAVID GABBAI BARRANQUILLA CANCELLATION IN RED.
O)2020 MEXICO, EMBLEMATIC WATCH MACHINERY -TORREON DEL PAN COUPE -IMPORTED BY JOYERIA LA PERLA DENNER Y CIA, QUINTA CASA DE CORREOS, MNH
P) 2021 COLOMBIA, FDC, COVER OF AMERICA UPAEP, COLOMBIAN CULTURAL TOURISM, TRADITIONAL MUSIC, INDIGENOUS YAGUAS, GASTRONOMY, CRAFTSMANSHIP, XF
rO) 2011 COLOMBIA, XVI PAN AMERICAN GAMES- GUADALAJARA 2011, FOR 1.,MNH.
O) 2013 COLOMBIA, VASCO NUÑEZ DE BALBOA-LEADER, OCEAN EXPLORER EXPEDITION, MNH