The Rijksmuseum | Documentation “The Rembrandt Database, Object information, Rembrandt, Portrait of a man probably Ephraïm Bueno, c. 1647, Rijksmuseum, Amsterdam, inv. no. SK-A-3982, http://www.rembrandtdatabase.org/Rembrandt/painting/2957/portrait-of-a-man-probably-ephraim-bueno, accessed 2016 February 01”