Author
- Clark, William, 1770-1838 4 results
- Lewis, Meriwether, 1774-1809 4 results
- Baird, Spencer Fullerton, 1823-1887 3 results
- Bowles, Samuel, 1826-1878 3 results
- Frémont, John Charles, 1813-1890 3 results
- Hall, James, 1811-1898 3 results
- Torrey, John, 1796-1873 3 results
- United States. War Department 3 results
- American Board of Commissioners for Foreign Missions 2 results
- Catlin, George, 1796-1872 2 results
- Coues, Elliott, 1842-1899 2 results
- De Voto, Bernard, 1897-1955 2 results
- Gass, Patrick, 1771-1870 2 results
- Girard, Charles, 1822-1895 2 results
- Haldeman, Samuel Stehman, 1812-1880 2 results
- James, Edwin, 1797-1861 2 results
- Long, Stephen H. (Stephen Harriman), 1784-1864 2 results
- Pike, Zebulon Montgomery, 1779-1813 2 results
- Say, Thomas, 1787-1834 2 results
- Stansbury, Howard, 1806-1863 2 results
- United States. Army. Corps of Engineers 2 results
- United States. Army. Corps of Topographical Engineers 2 results
- United States. National Park Service 2 results
- Utley, Robert M., 1929-2022 2 results
- 1796- Hall, Ja 1 results
- Abell, Sam, 1 results
- Allen, John Logan, 1941- 1 results
- Ambrose, Stephen E., 1 results
- Anderson, Andy 1 results
- Ashley, William Henry, 1778-1838 1 results
- Bandel, Eugene, 1835-1889 1 results
- Bandel, Olga 1 results
- Beale, Edward Fitzgerald, 1822-1893 1 results
- Biddle, Nicholas, 1786-1844, 1 results
- Bieber, Ralph P. (Ralph Paul), 1894- 1 results
- Blackmore, William, d. 1878 1 results
- Blevins, Cameron, 1 results
- Bodmer, Carl, 1 results
- Boller, Henry A. 1 results
- Bolton, Herbert Eugene, 1870-1953 1 results
- Bonneville, Benjamin Louis Eulalie de, 1796-1878 1 results
- Brinkley, Douglas, 1 results
- Bruce, Robert, 1873- 1 results
- Bryan, Enoch Albert, 1855-1941 1 results
- Buecker, Thomas R. 1 results
- Calloway, Colin G. (Colin Gordon), 1953- 1 results
- Carrington, Henry B., 1824-1912 1 results
- Carvalho, Solomon Nunes, 1815-1897, 1 results
- Castañeda de Nájera, Pedro de, active 16th century 1 results
- Chaffin, Tom 1 results more…