Postzegel Nederland 1972, Kinderpostzegel, Z.K.H. Prins Willem-Alexander, Z.K.H. Prins Johan Friso en Z.K.H. Prins Constantijn
- Creator
- Wernars, Gerhardus [Gerard]
- Date of creation
- 7 november 1972
- Collection
- 150 years of designs for the Dutch Postal Services in pictures