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Records of the Secretary of the Interior relating to wagon roads 1857-1881Letters received relating to several wagon roads in Oregon 1866-1887microform出版 1948
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Documents relating to the negotiation of ratified and unratified treaties with various tribes of Indians 1801-69(record group 75 records of the Bureau of Indian Affairs)microform出版 1960
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由 Ham, Debra Newman, 1948-
出版 1984 -
出版 1977