Nicolaes Tulp Nicolaes Tulp Nicolaes Tulp (9 October 1593 – 12 September 1674) was a Dutch surgeon and mayor of Amsterdam. Tulp was well known for his upstanding moral character and as the subject of Rembrandt's famous painting "The Anatomy Lesson of Dr Nicolaes Tulp". Born Claes Pieterszoon, he was the son of a prosperous merchant active in civic affairs in Amsterdam. From 1611 to 1614 he studied medicine in Leiden. When he returned to Amsterdam he became a respected doctor and in 1617 he married Aagfe Van der Voegh. An ambitious young man, he adopted the tulip as his heraldric emblem
The Doctor (Doctor Who) planet is protected. The Atraxi then shows 10 images, one of each Doctor from the first to the tenth, with the eleventh walking through the image of the tenth at the end. This is confirmed in the episode "The Lodger", when the Doctor, explaining to Craig who and what he is, points at his face and says, "Eleventh." Because each new Doctor is different from his previous incarnations, how their personalities interact varies when two or more different incarnations encounter each other. "Time Crash" featured Peter Davison returning as the Fifth Doctor. This event is explained as occurring due to