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occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation src=https:reader034vdocumentsusreader034viewer20220421125e8e8ecc9b5b3a079b2984echtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation src=https:reader034vdocumentsusreader034viewer20220421125e8e8ecc9b5b3a079b2984echtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation 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divdivdiv class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation src=https:reader034vdocumentsusreader034viewer20220421125e8e8ecc9b5b3a079b2984echtml5thumbnails8jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation src=https:reader034vdocumentsusreader034viewer20220421125e8e8ecc9b5b3a079b2984echtml5thumbnails9jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 10button div class=ts-image amp-img class=ts-thumb alt=Page 10: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation src=https:reader034vdocumentsusreader034viewer20220421125e8e8ecc9b5b3a079b2984echtml5thumbnails10jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 11button div class=ts-image amp-img class=ts-thumb alt=Page 11: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation src=https:reader034vdocumentsusreader034viewer20220421125e8e8ecc9b5b3a079b2984echtml5thumbnails11jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 12button div class=ts-image amp-img class=ts-thumb alt=Page 12: sotol a staple plant harvested by prehistoric groups was an occasional fire-cracked limestone rock and two chert flakes The fire-cracked rock could date to prehistoric utilitzation 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