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@tomkimmerer @dryspikesedge Here is the paper I was thinking of. It's actually about very early arrival in SE Iowa, >7000 BP: https://t.co/orpyTeXbq5
@tomkimmerer @dryspikesedge Here is the paper I was thinking of. It's actually about very early arrival in SE Iowa, >7000 BP: https://t.co/orpyTeXbq5