Bidspirit auction | Marinus Harm ”Rien”Poortvliet (Schiedam 1932

Marinus Harm ”Rien”Poortvliet (Schiedam 1932 - Soest 1995), Cocktail hour, watercolor and gouache on paper. design drawing for Royal De Kuyper from the time Poortvliet worked at the advertising agency J. Grijseels Jr. Pedigree: Estate Jan Greyeels. Note: The authenticity of this watercolor has been confirmed by a family member of the artist. 32,5 x 32,5 cm. - Marinus Harm ”Rien”Poortvliet (Schiedam 1932 - Soest 1995), Cocktail hour, watercolor and gouache on paper. design drawing for Royal De Kuyper from the time Poortvliet worked at the advertising agency J. Grijseels Jr. Pedigree: Estate Jan Greyeels. Note: The authenticity of this watercolor has been confirmed by a family member of the artist. 32,5 x 32,5 cm.