Jacob Adriaensz Backer (Harlingen, 1609 - Amsterdam, Aug 27 1651) was a Dutch painter. Backer was born in Harlingen, but his family moved soon (in 1611) to Amsterdam. Between 1627 and 1633 he and Govert Flinck were pupils of Lambert Jacobsz in Leeuwarden. In 1633 he returned to Amsterdam, where he remained until his death. His extreme quickness in painting portraits has been particularly noticed, and it is said that he completely finished, in one day, … Wikipedia
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