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The Lewis Cass expedition of 1820 was a survey of the western part of Michigan Territory led by Lewis Cass, governor of the territory. On January 14, 1820, United States Secretary of War John C. Calhoun authorized Cass to lead a party of scientists, soldiers, Canadian voyageurs, and Native Americans into the wilderness of western Michigan Territory. The purpose of the expedition was to:〔Doty, James Duane: ("Official Journal, 1820" ), ''Wisconsin Historical Collections'', 13(1895):163-219.〕〔Smith, Alice Elizabeth ''James Duane Doty Frontier Promoter'' Madison: State Historical Society of Wisconsin, 1954. pp.10-20.〕 *survey the geography and topography of the region in order to produce a complete map *survey the flora and fauna of the region *survey the Indians of the region, their numbers, tribes, customs, and loyalties, whether to the United States or Great Britain *select and purchase sites for forts, especially at Sault Ste. Marie *survey the geology of the region, especially with regard to commercially valuable minerals *search for the source of the Mississippi River ==Members== The expedition consisted of 42 men as follows:〔 *Lewis Cass, Governor of Michigan Territory *Captain David Bates Douglass, Corps of Engineers, Professor of Mathematics at the United States Military Academy at West Point, served as topographer with additional responsibility for surveying plants and animals *Henry Schoolcraft, mineralogist and geologist *Dr. Alexander Wolcott Jr., physician, Indian Agent at Chicago *James Duane Doty, secretary to the expedition *Lieutenant Aeneus Mackay, artillery *Robert A. Forsyth, private secretary to Governor Cass *Charles C. Trowbridge, assistant to Captain Douglass *Alexander R. Chase, assistant to Captain Douglass *James Riley, interpreter *Roy, a Frenchman, served as pilot on Lake Superior *Baptiste, a soldier, served as cook *10 Canadian voyageurs managed the canoes *10 United States soldiers served as escort *10 native Americans served as hunters, their names and tribes as follows: * *Joseph Parks, Shawnee, served as interpreter * *Kewaychoskum, an Ottawa chief * *Manitouwaba (the devil's view), Ottawa * *Haepsanze, Ottawa * *Wyangding (source of the winds), Ojibwa * *Oshashebaquato (many openings in the clouds), Ojibwa * *Wyamgboyeausha (scattered by the wind), Ojibwa * *Waubonequet (pale cloud), Ojibwa * *Omezekekezchie (the rays of light striking the earth), Ojibwa * *Macatawasim (black dog), Potawatomi, discharged at Grosse Pointe 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Lewis Cass expedition」の詳細全文を読む スポンサード リンク
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