O) 2017 CHILE, COLON, CENTRAL POST OFFICE BUILDING, EXFINA, NATIONAL PHILATELIC EXHIBITION, FDC XF
O) CHILE, COLUMBUS, OTTO ROEPKE VALDIVIA, MATEO DE TORO ZAMBRANO, PEDRO ELIAS PABLO MONTT, AMERICAN BANK NOTE, POSTAL STATIONERY 4 centavos green, CIRCULATED TO CONCEPCION