page_title: Corps of Discovery
hierarchical_section_title: Corps of Discovery
caption_attribution_description: English: Painting Lewis and Clark on the Lower Columbia (Height: 24 in (60.9 cm); Width: 28 in (71.1 cm) dimensions QS:P2048,24U218593;P2049,28U218593) by Charles Marion Russell; Opaque and transparent watercolor over graphite underdrawing on paper
context_page_description: The Corps of Discovery was a specially-established unit of the United States Army which formed the nucleus of the Lewis and Clark Expedition that took place between May 1804 and September 1806. The Corps was led jointly by Captain Meriwether Lewis and Second Lieutenant William Clark. Commissioned by President Thomas Jefferson, the Corps' objectives were scientific and commercial – to study the area's plants, animal life, and geography, and to learn how the Louisiana Purchase could be exploited economically. An additional group of scouts, boatmen, and civilians aided the Corps.
context_section_description: The Corps of Discovery was a specially-established unit of the United States Army which formed the nucleus of the Lewis and Clark Expedition that took place between May 1804 and September 1806. The Corps was led jointly by Captain Meriwether Lewis and Second Lieutenant William Clark. Commissioned by President Thomas Jefferson, the Corps' objectives were scientific and commercial – to study the area's plants, animal life, and geography, and to learn how the Louisiana Purchase could be exploited economically.  An additional group of scouts, boatmen, and civilians aided the Corps.
caption: The Corps of Discovery meet Chinooks on the Lower Columbia, October 1805. (Charles Marion Russell, c. 1905.)
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