Bart van der Leck he was painting in precisely that manner. That's the sort of person Doesburg was. No ideas of his own. And a cheat in bargain..." Among the public collections holding works by the artist are: Bart van der Leck Bart van der Leck (26 November 1876, Utrecht – 13 November 1958, Blaricum) was a Dutch painter, designer, and ceramicist. With Theo van Doesburg and Piet Mondrian he founded the De Stijl art movement. Son of a house painter, he started his career learning how to make stained glass in a shop in Utrecht. An example of his later stained glass work
Cornelis van der Sluys Cornelis van der Sluys Cornelis van der Sluys (Brouwershaven, 4 June 1883 – Amsterdam, 4 January 1944) was a Dutch furniture and textile designer, interior designer, decorator, glass painter, sculptor, goldsmith, organizer, and publicist. Van der Sluys designed textile, made designs for carpets, wallpaper and chairs and ceramic decorations on pottery for the first Steenwijker Art Pottery Factory. From 1901 to 1904 he designed Belgian and French Art Nouveau, Arts & Crafts copper work and designs for batiks for the Hague art dealers. Cornelis van der Sluys was the son of Willem van der Sluys (agent) and Anna Constandse. He