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United States Government Printing Office
(Encyclopedia)United States Government Printing Office and United States Government Publishing Office: see Government Publishing Office, United States. ...reciprocal trade agreement
(Encyclopedia)reciprocal trade agreement, international commercial treaty in which two or more nations grant equally advantageous trade concessions to each other. It usually refers to treaties dealing with tariffs....American Association for the Advancement of Science
(Encyclopedia)American Association for the Advancement of Science (AAAS), private organization devoted to furthering the work of scientists and improving the effectiveness of science in the promotion of human welfa...Salinas, river, United States
(Encyclopedia)Salinas, river, c.150 mi (240 km) long, rising in the Santa Lucia Mts., S Calif., and flowing (partly underground) past King City, Paso Robles, and Salinas, NW to Monterey Bay. The irrigated valley is...Gilded Age
(Encyclopedia)Gilded Age, a term used to describe a period in United States history—from roughly 1870 to 1900—when the wealthy elite consisted of industrialists w...Greater and Lesser Tunb
(Encyclopedia)Greater and Lesser Tunb, disputed islands, E Persian Gulf. Greater Tunb is approximately 6 sq mi (10 sq km) in area; Lesser Tunb, some 7 mi (11 km) to the west, about 1 sq mi (2 sq km). Located close ...optometry
(Encyclopedia)optometry ŏptŏmˈətrē [key], eye-care specialty concerned with eye examination, determination of visual abilities, diagnosis of eye diseases and conditions, and the prescription of lenses and othe...Chicago, city, United States
(Encyclopedia)Chicago shĭkäˈgō, shĭkôˈgō [key], city (2020 pop. 2,746,388), seat of Cook co...SLM Corporation
(Encyclopedia)SLM Corporation, foremost provider of funding for higher education to American students; commonly known as Sallie Mae. The company, which also offers information and resources to assist students and o...Brashear, John Alfred
(Encyclopedia)Brashear, John Alfred brəshērˈ [key], 1840–1920, American maker of scientific instruments and educator, b. Brownsville, Pa. A mechanic by trade, he taught himself the art of making lenses and mir...Browse by Subject
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