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Pecos National Historical Park

(Encyclopedia)Pecos National Historical Park, 6,671 acres (2,702 hectares), N New Mexico; est. as a national monument 1965, designated a national historical park 1990. The park contains the remains of the Pecos pue...

Organization for Economic Cooperation and Development

(Encyclopedia)Organization for Economic Cooperation and Development (OECD), international organization that came into being in 1961. It superseded the Organization for European Economic Cooperation, which had been ...

Canadian

(Encyclopedia)Canadian kənāˈdēən [key], river, 906 mi (1,458 km) long, rising in NE New Mexico. and flowing E across N Texas and central Oklahoma into the Arkansas River in E Oklahoma. In the mid-1800s, the Ca...

Cárdenas, García López de

(Encyclopedia)Cárdenas, García López de gärthēˈä lōˈpĕth dā kärˈdānäs [key], fl. 1540, Spanish explorer in the Southwest. A member of the 1540 expedition of Francisco Vásquez de Coronado, he was sel...

cardinal, in zoology

(Encyclopedia)cardinal or redbird, common name for a North American songbird of the family Fringillidae (New World finch family). In the eastern cardinal, Richmondena cardinalis, the male is bright scarlet with bla...

jade

(Encyclopedia)jade, common name for either of two minerals used as gems. The rarer variety of jade is jadeite, a sodium aluminum silicate, NaAl(SiO3)2, usually white or green in color; the green variety is the more...

Reed, John

(Encyclopedia)Reed, John, 1887–1920, American journalist and radical leader, b. Portland, Oreg. After graduating from Harvard in 1910, he wrote articles for various publications and from 1913 was attached to the ...

Wilmot Proviso

(Encyclopedia)Wilmot Proviso, 1846, amendment to a bill put before the U.S. House of Representatives during the Mexican War; it provided an appropriation of $2 million to enable President Polk to negotiate a territ...

López Mateos, Adolfo

(Encyclopedia)López Mateos, Adolfo äᵺôlˈfō lōˈpās mätāˈōs [key], 1910–69, president of Mexico (1958–64). A lawyer, he became active in the government party. He served as senator (1946–52) and as...

Irapuato

(Encyclopedia)Irapuato ēräpwäˈtō [key], city, Guanajuato state, W central Mexico, on the Irapuato River. It ...