Bone, horn, and shell technology
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This category contains information on the technology used for working bone, horn, and shell and for information on spatial and temporal trends and variations in these technologies. This category includes information on techniques of cutting, drilling, and polishing; treatment of special materials (e.g., ivory, mother-of-pearl, chitin); use of special implements and apparatus; bone, horn, and shell products not elsewhere described; industrial elaborations (e.g., button manufacture); specialized personnel and organization; etc.