Stephen A. Hall, Ph.D Red Rock Geological Enterprises
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In the Trenches





Steve and John Hall at Zuni Pueblo in 1985...






























Puebloean midden above buried pit at Zuni...










Calcrete-lined hearth in 75,000 year old sand, Mescalero sand sheet, Eddy Co., NM....










Cicada insect burrow fills in Early Holocene sand












James Hall in Colorado...sometimes one has to leave the trench












Steve on the Athabasca Glacier, Alberta, Canada




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