Paul Citroen

Roelof Paul Citroen was a Germanborn Dutch artist, art educator and cofounder of the New Art Academy in Amsterdam. Among his bestknown works are the photomontage Metropolis and the 1949 Dutch postage stamps.

Citroen was born and grew up in a middleclass family in Berlin. Both his parents were Dutch Jews. His father owned a fur shop. At an early age, Citroen began drawing, provoking strong support from his parents. He soon started to experiment with photography with Erwin Blumenfeld and studied art in Berlin.

Source: Wikipedia