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1851
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Treaty with the Pohlik or Lower Klamath, etc., 1851
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1851
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Treaty with the Upper Klamath, Shasta and Scott's River, 1851
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1864
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Treaty with the Klamath, etc., 1864
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1864
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Agreement with the Modoc, 1864
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1901
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Agreement with the Klamath and Modoc, and the Yahooskin Band of Snake, 1901
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