. . "Oregon Territory" . . "Facts about Marcus Whitman, M.D"@en . . . . . . "Pamphlets. American history" . . "How Oregon was saved to the United States" . "How Oregon was saved to the United States"@en . . "Microfiche"@en . . . . . "How Oregon was saved to the United States, or, Facts about Marcus Whitman, M.D"@en . . "History"@en . . "History" .