Postzegel Nederland 2005 Watermanagement in China en Nederland: poldermolen CreatorGang, MaDate of creation22 september 2005Collection150 years of designs for the Dutch Postal Services in pictures
Postzegel Nederland 2005 Watermanagement in China en Nederland: Chinees waterrad CreatorGang, MaDate of creation22 september 2005Collection150 years of designs for the Dutch Postal Services in pictures