The Anatomy Lesson of Dr. Deijman The Anatomy Lesson of Dr. Deijman The Anatomy Lesson of Dr. Deijman (alternative spelling Deyman) is a 1656, fragmentary painting by Rembrandt, now in Amsterdam Museum. It is a group portrait showing a brain dissection by Dr. Jan Deijman (161966). Much of the canvas was destroyed in a fire in 1723 and the painting was subsequently recut to its present dimensions, though a preparatory sketch shows the full group. The painting shows Dr. Deijman performing a brain dissection on the cadaver of an executed criminal, the Flemish tailor Joris "Black Jack" Fonteijn (1633/3456). Dr. Deijman's assistant, the surgeon Gijsbert Calkoen
Nicolaes Tulp of his books, Tulp became Mayor of Amsterdam in 1654, a position he held for four terms. His son Dirck married Anna Burgh, the daughter of Albert Burgh, another Mayor of Amsterdam who had, like Tulp, studied medicine in Leiden in 1614. In 1655 Tulp's daughter Margaretha married Jan Six, whom he helped become a Magistrate of family affairs in Amsterdam. Years later, Six would also become Mayor of Amsterdam. Tulp, impressed by his behaviour, invited Paulus Potter to come to Amsterdam, after a quarrel in the Hague. In 1673 Tulp was admitted to the Governing Committee of the Republic