When was the Dutch artist who was part of Art Concret born?
Art Concret Art Concret was an avant-garde group of artists formed in 1929 in Paris, France, championing a geometrical abstract art closely related to the aesthetics of Neo-plasticism. It consisted of Otto G. Carlsund, Theo van Doesburg, Jean Hélion, Marcel Wantz and Léon Arthur Tutundjian.
Paul Citroen Roelof Paul Citroen (15 December 1896 – 13 March 1983) was a German-born Dutch artist, art educator and co-founder of the New Art Academy in Amsterdam. Among his best-known works are the photo-montage Metropolis and the 1949 Dutch postage stamps.