Postzegel Nederland 1970, Nederlandse Hartstichting, 12 cent oranje CreatorRöling, Marte MarijkeDate of creation28 juli 1970Collection150 years of designs for the Dutch Postal Services in pictures
Postzegel Nederland 1970, Nederlandse Hartstichting, 25 cent roze CreatorRöling, Marte MarijkeDate of creation28 juli 1970Collection150 years of designs for the Dutch Postal Services in pictures
Postzegel Nederland 1970, Nederlandse Hartstichting, 45 cent groen CreatorRöling, Marte MarijkeDate of creation28 juli 1970Collection150 years of designs for the Dutch Postal Services in pictures