Title | Date | Type | ||
---|---|---|---|---|
1 | Colorado River p.4 | 1960 | Image/StillImage | |
2 | Colorado River p.5 | 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965 | Image/StillImage | |
3 | Colorado River p.6 | 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960 | Image/StillImage | |
4 | Colorado River p.7 | 1960 | Image/StillImage |