Rembrandt "Danaë", 1636), seeking to emulate the baroque style of Rubens. With the occasional help of assistants in Uylenburgh's workshop, he painted numerous portrait commissions both small ("Jacob de Gheyn III") and large ("Portrait of the Shipbuilder Jan Rijcksen and his Wife", 1633, "Anatomy Lesson of Dr. Nicolaes Tulp", 1632). By the late 1630s Rembrandt had produced a few paintings and many etchings of landscapes. Often these landscapes highlighted natural drama, featuring uprooted trees and ominous skies ("Cottages before a Stormy Sky", c. 1641; "The Three Trees", 1643). From 1640 his work became less exuberant and more sober in tone, possibly
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