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) that name by medical staff on a foreign planet and liked it. To make up for his lack of a practical name, the Doctor often relies upon convenient pseudonyms. In "The Gunfighters" (1966), the First Doctor uses the alias Dr. Caligari. In "The Highlanders" (1966–67), the Second Doctor assumes the name of "Doctor von Wer" (a German approximation of "Doctor Who"), and signs himself as "Dr. W" in "The Underwater Menace." He similarly poses as "the Great Wizard Quiquaequod" in "The Dæmons" ("qui", "quae" and "quod" being, respectively, the masculine, feminine and neuter Latin translation of the nominative form of