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“TREE TIME” THE SINGLE GREATEST CONTRIBUTION TO AMERICAN ARCHAEOLOGY THE STUDY OF TREE RINGS or THE DAY SOUTH WEST PREHISTORY STOOD STILL … » Cross Dating

This cross dating effort shows off the Flagstaff signiture

OLDEST KNOWN TREE DATE 180 BC
SIBERIA3772

Published May 16, 2012 at 1171 × 804 in “TREE TIME” THE SINGLE GREATEST CONTRIBUTION TO AMERICAN ARCHAEOLOGY THE STUDY OF TREE RINGS or THE DAY SOUTH WEST PREHISTORY STOOD STILL …

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