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Stone Age
(Encyclopedia)Stone Age: see Paleolithic period; Mesolithic period; Neolithic period. ...age grade and age set
(Encyclopedia)age grade and age set, differentiation of social role based on age, commonly found in small-scale societies of North America and East Africa. Age sets are a type of sodality (nonresidential groups tha...white iron pyrites
(Encyclopedia)white iron pyrites: see marcasite. ...bog iron ore
(Encyclopedia)bog iron ore: see limonite.cast-iron architecture
(Encyclopedia)cast-iron architecture, a term used to designate buildings that incorporate cast iron for structural and/or decorative purposes. After 1800 cast-iron supports were exploited as an alternative to mason...New Stone Age
(Encyclopedia)New Stone Age: see Neolithic period. ...Old Stone Age
(Encyclopedia)Old Stone Age: see Paleolithic period. ...old-age pension
(Encyclopedia)old-age pension: see pension; social security. ...age of consent
(Encyclopedia)age of consent, the age at which, according to the law, persons are bound by their words and acts. There are different ages at which one acquires legal capacity to consent to marriage, to choose a gua...Reason, Age of
(Encyclopedia)Reason, Age of: see Enlightenment. ...Browse by Subject
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