The Anatomy Lesson of Dr. Nicolaes Tulp entrance fee. The spectators are appropriately dressed for this social occasion. It is thought that the uppermost (not holding the paper) and farthest left figures were added to the picture later. Every five to ten years, the Surgeon's Guild would commission a portrait by a leading portraitist of the period; Rembrandt was commissioned for this task when he was 26 years old, and newly arrived in Amsterdam. It was his first major commission in Amsterdam. Each of the men included in the portrait would have paid a certain amount of money to be included in the work, and the more
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