According to info got by StampNews.com, PostNL on the 12th of August 2014 launched a new series of stamps illustrating images of Dutch UNESCO World Heritage Sites. The stamps were prepared in cooperation with Stichting Werelderfgoed.nl and the Cultural Heritage Agency of the Netherlands. This stamp issue aims to underline the importance of cultural values and historical places.
Barry Husman of PostNL, Consumer and Small Business Director, presented Lionel Veer, Dutch UNESCO ambassador in Paris, with the first UNESCO World Heritage stamps. "Distributing stamps with a cultural value is important to PostNL. World Heritage Sites are among the monuments that have kept this value alive for generations", Husman says.
Harry Brinkman – chairman of Stichting Werelderfgoed.nl – stated he was pleased with PostNL's special ode to the Dutch World Heritage Sites. "These kinds of unique campaigns contribute to national and international interest in Dutch World Heritage Sites. And it shows just how intense the campaign's collaboration is with Stichting Werelderfgoed.nl and its partners".
Nine of the ten Dutch UNESCO World Heritage Sites are shown on designer Piet Gerards's fresh, bright stamps. The Van Nelle Factory in Rotterdam – which was designated as the tenth Dutch World Heritage
Together, these World Heritage Site images constitute a whole on the stamps, as they have been categorised into logical pairs. Each stamp also includes the year in which the site was listed: Schokland and Surroundings, the Defence Line of Amsterdam, Mill Network at Kinderdijk-Elshout, Historic Area of Willemstad, Inner City and Harbour, Curaçao, the Ir. D.F. Woudagemaal (ir. D.F. Wouda Steam Pumping Station), Rietveld Schröderhuis (Rietveld Schröder House), The Wadden Sea and the Seventeenth-Century Canal Ring Area of Amsterdam.