HISTORY
(3) 4-6 Digging for the Past series. Detailing the excavation of Chaco Canyon in New Mexico from 1888 to the present, the authors explore how our knowledge of ancient civilizations changes as archaeological techniques advance. The search for clues about the early Anasazi people is well explained. Along with photos and diagrams, the text makes clear that archaeology is an on-going process. Bib., glos., ind.

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