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Map of the state of Oregon and Washington Territorycartographic materialPublished 1859
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Explorations and surveys for a rail road route from the Mississippi R to the Pacific Ocean War Departmentroutes near the 47th and 49th parallels profiles from explorations and surveys made under the direction of the Hon Jefferson Davis secretary of warcartographic materialby Stevens, Isaac Ingalls, 1818-1862
Published 1859 -
Published 1858
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Map no 1 from the western boundary of Missouri to the mouth of Trap Creek from explorations and surveyscartographic materialPublished 1855