RO) 1999 EL SALVADOR,DUCKS-BIRDS,LAGOON  JOCOTAL-FIRST SITE RAMSAR,MIGRATORY BIRD SANCTUARY,VOLCANO

RO) 1999 EL SALVADOR,DUCKS-BIRDS,LAGOON  JOCOTAL-FIRST SITE...

O) 1990 CHILE-AIR FORCE - VICKERS-CURTISS FALCON-PITTS S2A-EXTRA 300 -AERIAL AND SPACE WARFARE, SOUVENIR MNH

O) 1990 CHILE-AIR FORCE - VICKERS-CURTISS FALCON-PITTS S2A-EXTRA 300...

O) 1977 CHRISTMAS ISLAND, CHRISTMAS 1977 - TWELVE CHRISTMAS  -PARTRIDGE - TURTE DOVES - FRENCH HENS - CALLING

O) 1977 CHRISTMAS ISLAND, CHRISTMAS 1977 - TWELVE CHRISTMAS  -PARTRIDGE...

O) 1963 COCOS ISLANDS - KEELING, MAP, COCO PALMS, SAILBOAT, FAIRY TERN -SET HINGED. SC 1-6, MNH

O) 1963 COCOS ISLANDS - KEELING, MAP, COCO PALMS, SAILBOAT, FAIRY TERN...

O) 1976 POLAND, NATIONAL PARKS- BIRDS - WOLINSKI -EAGLE, SLOWINSKI -SEA GULL, BIESZCZADZKI - LYNX, OJCOWSKI -BAT,

O) 1976 POLAND, NATIONAL PARKS- BIRDS - WOLINSKI -EAGLE, SLOWINSKI -SEA...

O) 1972 VENEZUELA, CHRISTMAS - CHILDREN PLAYING MUSIC -SC 1005 -1006, SHAMPED, TONED, XF

O) 1972 VENEZUELA, CHRISTMAS - CHILDREN PLAYING MUSIC -SC 1005 -1006,...

V) 1972 CARIBBEAN, TROPICAL ORCHIDS, BRASSA CATTLEYA SINDAROSSIANA, CYPRIPEDIUM SULIANUM, WITH SLOGAN CANCELATION IN BLACK, FDC

V) 1969 CARIBBEAN, CRUSTACEANS, MARINE LIFE, PANULIRUS ARGUS, CALLINECTES SAPIDUS, GECARCINUS RURICOLA, MACROBRACHIUM, FDC