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How, then, to explain the intrusion into this august company of a utilitarian object, in this case a biface, or hand axe, dated 700,000-200,000 B.C.?—Eric Gibson, WSJ, 9 July 2021 Twenty of the bifaces showed distinctive strike-a-light marks that matched the ones produced by Sorensen and his colleagues' experiment.—Kiona N. Smith, Ars Technica, 26 July 2018 The picks, cleavers, scrapers, and bifaces were so plentiful that a one-off accidental stranding seems unlikely, Strasser says.—Andrew Lawler, Science | AAAS, 24 Apr. 2018 This latest round of excavations at Page-Ladson, conducted 2012-2014, yielded a biface stone knife and more robust dating which nailed an age of 14,550 years for the knife and other artifacts.—Gemma Tarlach, Discover Magazine, 13 May 2016
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