Early Life, Family and Training Born in Leeuwarden in the Dutch Republic in 1603, Margareta de Heer grew up within the busy, creative atmosphere of a family workshop. Her father, Arjen Willems de Heer, was a glass painter who maintained a large studio located at the corner of the Herestraat and Oude Oosterstraat. This workspace served as the center of her early world, where the technical demands of glass painting likely influenced her…