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Found on
https://www.crosswordclues.com/clue/big-mouth
[chief] Big Mouth (1822-October 29, 1869) was an Oglala Lakota chief during the nineteenth century. Big Mouth was the first son of Old Chief Smoke and his third wife, Burnt Her Woman. He was the elder twin brother of Chief Blue Horse. == The Oglala Lakota == Chief Big Mouth and Chief Blue Horse, his twin brother served as Indian policemen i...
Found on
http://en.wikipedia.org/wiki/Big_Mouth_(chief)
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