Postzegel Nederland 1987, Europapostzegels, Detail Montessorischool Amsterdam CreatorJong, Cees deDate of creation12 mei 1987Collection150 years of designs for the Dutch Postal Services in pictures
Postzegel Nederland 1989, Europapostzegel, Jongen met touwtjestelefoon CreatorMartens, KarelDate of creation9 mei 1989Collection150 years of designs for the Dutch Postal Services in pictures
Postzegel Nederland 1989, Europapostzegel, Meisje met touwtjestelefoon CreatorMartens, KarelDate of creation9 mei 1989Collection150 years of designs for the Dutch Postal Services in pictures
Postzegel Nederland 1984, Filacento, Foto van Bijeenkomst postzegelvereniging CreatorLeuvelink, GertjanDate of creation13 juni 1984Collection150 years of designs for the Dutch Postal Services in pictures