(Encyclopedia) Eakins, ThomasEakins, Thomasāˈkĭnz [key], 1844–1916, American painter, photographer, and sculptor, b. Philadelphia, where he worked most of his life. Eakins is considered the foremost…
Biographies of U.S. representatives and senators from Pennsylvania
Member Name Birth-Death ACHESON, Ernest Francis 1855-1917 ACKER, Ephraim Leister 1827-1903 ADAMS, Robert, Jr.…
(Encyclopedia) EskimoEskimoĕsˈkəmō [key], a general term used to refer to a number of groups inhabiting the coastline from the Bering Sea to Greenland and the Chukchi Peninsula in NE Siberia. A…
(Encyclopedia) Northwest Passage, water routes through the Arctic Archipelago, N Canada, and along the northern coast of Alaska between the Pacific and Atlantic oceans. Even though the explorers of…
(Encyclopedia) Lewis and Clark expedition, 1803–6, U.S. expedition that explored the territory of the Louisiana Purchase and the country beyond as far as the Pacific Ocean.
The men were gathered…
(Encyclopedia) Rocky Mountains, major mountain system of W North America and easternmost belt of the North American cordillera, extending more than 3,000 mi (4,800 km) from central N.Mex. to NW…
(Encyclopedia) fur, hairy covering of an animal, especially the skins of animals that have thick, soft, close-growing hair next to the skin itself and coarser protective hair above it. The underhair…
(Encyclopedia) mountain men, fur trappers and traders in the Rocky Mts. during the 1820s and 30s. Their activities opened that region of the United States to general knowledge. Since the days of…
(Encyclopedia) secession, in political science, formal withdrawal from an association by a group discontented with the actions or decisions of that association. The term is generally used to refer to…
Notable Scientists: Physical Sciences
Astronomers, astrophysicists, chemists, and physicists
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