Stamps Year 1981

Guppy (Poecilia reticulata) (1981)
NOE ALFARO
Striped Anostomus (Anostomus anostomus) (1981)
NOE ALFARO
Skunk Corydoras Catfish (Corydoras arcuatus) (1981)
NOE ALFARO
Pterolebias longipinnis (1981)
NOE ALFARO
Congress Palace (Buenos Aires)
ALI EL ARFAWI
Czechoslovakian Communist Party, 60th Anniv.
Nelida Fernandez Besada
Czechoslovakian Communist Party, 60th Anniv.
Nelida Fernandez Besada
Canadian Maple Leaf Emblem (1981)
NOE ALFARO
King Boudewijn - Baudouin of Belgium
Nelida Fernandez Besada
King Boudewijn - Baudouin of Belgium
Nelida Fernandez Besada