| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 1 |
 |
Photograph album of the United States Geological Survey (USGS) San Juan River Expedition of 1921 | 1921 | Image; Text | dha_pour |
| 2 |
 |
R. E. Porter diary | 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909; 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920; 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935 | Text | uum_msa |