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- 35mm slide: 20561
- World Region
- Old World
- Lithic technology, soft Hammer percussion. (Original teaching slide code: PM-22)
- Image Categories
- Text/Graphic/Model: Artifact Illustration
- Source Type Detail
- Book Citation: "Early Man," by F. Clark Howell and the Editors of LIFE; p. 111. New York: Time Inc., 1965.
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