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Stable carbon and nitrogen isotopic compositions were determined for wool textiles from the Lambayeque (c. ad 1100–1320) occupation at Pacatnamú in the Jequetepeque Valley, northern Peru. The isotopic data demonstrate that the wool was not obtained via long‐distance exchange with the highlands and was most probably derived from locally raised camelids. In light of other lines of evidence (diversity...
This study compared bone collagen extraction techniques that included treatment with sodium hydroxide and 30 kDa ultrafilters using a set of well‐preserved, humic‐contaminated archaeological marine mammal bones. Treatment with sodium hydroxide was effective at removing humic contaminants from archaeological bone, although yields were significantly decreased. Yields were also significantly decreased...
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