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A well-preserved bow, dated by dendrochronology to 3176–3153 BC, was found at the waterlogged Neolithic site “Parkhaus Opéra” in Zurich (Switzerland). The surface of the bow, made of yew (Taxus baccata), was decorated with bark strips from a different, broad-leaved, tree species. In order to investigate whether the bark decoration was fixed to the bow with hide or fish glue, mass spectrometry (MS)-based...
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