Title | Date | Type | ||
---|---|---|---|---|
1 | Catalogue of Specimens Collected by F.H. Cushing | 1881 | Text | |
2 | Federal surveys along the Colorado River, Grand County, Utah | 1879; 1881; 1895; 1902; 1911; 1912; 1913; 1914; 1926; 1929; 1930; 1931; 1932; 1933; 1938; 1939; 1955; 1966; 1968; 1978 | Text |