O) 1904 CHILE, GUAYAQUIL, SEMINARY PARK, CIRCULATED TO MONTEVIDEO
O) 2003 NICARAGUA, AMERICA UPAEP, FLORA AND FAUNA, CORYTOPHANES CRISTATUS, GUALIACUM SANCTUM, FDC XF
O) NICARAGUA, GRANADA, MANUSCRIPT CANCELLATION, LEON CATHEDRAL, RESELLO 1935 OVERPRINT, AIRPLANES OVER MT MOMOTOMBO, NATIONAL PALACE - MANAGUA, NEY ARGUELLO, ARCHITECTURE, HERITAGE, AIRMAIL TO GERMANY,
O) NICARAGUA, MAIL CARRIER, POSTAL SERVICE, MUSICAL NOTES, OPERA SINGER, MARIA CALLAS. CIRCULATED TO USA
O) NICARAGUA, CAIN AND ABEL BY FRANCESCO, ART. PAINTING, THE TEN COMMANDMENTS, CIRCULATED TO USA, AIRMAIL
O) NICARAGUA, COAT OF ARM 10 centavos, POSTAL STATIONERY
O) NICARAGUA, ENTOMOLOGICAL MUSEUM, CANCELLATION, BUTTERLFLY, CIRCULATED COVER TO BRAZIL
SB) 1974 NICARAGUA, UPU, MAIL CARRIER BY 1937, AIRPLANES OVER MT MOMOTOMBO, SERVICIO CENTROAMERICANO OVERPRINTED BY 1934, PAST, PRESENT, FUTURE MNH
SB) 1982 NICARAGUA, WORLD CUP SPAIN 1982, SOCCER PLAYERS, MNH