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languages
Last updated 7/31/2022
Wichita-Caddo-Delaware (Oklahoma) (territories)
Caddo (languages)
Yatasi (territories)
Adai (languages)
Adai (territories)
Yatasi (languages)
Southern Plains Tribal Health Board
Texas Beyon History
Time Sifters Archaeology Society
Added 6/5/2018, last updated 7/31/2022 *
* older dates may be inaccurate due to tech changes along the way
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