Scope and Contents 1-2: Glen Canyon, 1 day float below Hite, wingate sandstone on chinle, 1958 3: Glen Canyon, 1 day float below Hite, view upstream, morning, wingate sandstone on chinle, 1963 4: Glen Canyon, 2 day float below Hite, sunrise, 1958 5: Glen Canyon, 2 day float below Hite, view downstream, morning, 1963 6: duplicate of number 5 7: Glen...

Scope and Contents 41: Mystery Canyon, Navajo sandstone, 1957 42: Mystery Canyon, Navajo sandstone, Desert varnish, 1958 43: Mystery Canyon, Navajo sandstone, 1957 44: Mystery Canyon, Navajo sandstone, 1958 45-46: Mystery Canyon, Navajo sandstone, 1957 47: Glen Canyon, Navajo sandstone, 1958 48: Lower Glen Canyon, Colorado River,...