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GC-MS Analysis of Residues Reveals Nicotine in Two Late Prehistoric Pipes from CA-ALA-554
(Proceedings of the Society for California Archaeology, 2012)
Three pipes were recovered during excavations at CA-ALA-554. Ethnographically, Native Californians smoked a range of plants, the most common of which is tobacco, in pipes. In order to determine the specific uses of these ...