Pedro Gruenholz

Stamps Year 1951 . Pedro Gruenholz

King Haakon
Norway
King Haakon
Norway
100 Aniv of the North American postal administration
Canada
Medical X-ray examination
Hungary
chemistry students
Hungary
Workers demonstration
Hungary
30 Anniv.
Czechoslovakia
Ismet Inonu
Turkey
Matarani-La Joya line inauguration
Peru
Birth of Queen Elizabeth, mother of the Americas
Panama