Photo shows probably Supa beds below Coconino sandstone near Cathedral Arch, San Juan County, Utah, 1927 . Photograph from Herbert E. Gregory Book 9: Utah, California, 1924-1928
Photo showing contact of Supai (left) and shales occupying the position of the Coconino sandstone (r...
Photo shows Cedar mesa looking north from edge of Johns Canyon, San Juan County, Utah, 1928. Image o...
Photo shows The Watchman in Arch Canyon, San Juan County, Utah, with Coconino Sandstone overlying Su...
Photo shows probably Supa beds below Coconino sandstone near Cathedral Arch, San Juan County, Utah,...
Photo shows Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan County, Utah. Photo...
Photo shows Cathedral Arch in Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan C...
View looking through Cathedral Arch. Geology: Arch Canyon, Coconino sandstone on Supai strata, San...
Photo shows wall of Arch Canyon near Cathedral Arch. Bedded Coconino sandstone above Supai strata. S...
Photo shows wall of Arch Canyon near Angel Arch with probably Coconino sandstone on Supai strata, Sa...
Photo shows monuments in Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan County...
Photo shows a view of Trail Canyon with Coconino sandstone on Supai, San Juan County, Utah, 1928. Ph...
Photo shows Coconino marls overlying Supai red beds. West side of Comb Wash near mouth. San Juan Co...
Photo of Supai and overlying shales replacing Coconino sandstone, 2 miles west of Comb Wash possibly...
Photo showing contact of Supai (left) and shales occupying the position of the Coconino sandstone (r...
Photo shows Cedar mesa looking north from edge of Johns Canyon, San Juan County, Utah, 1928. Image o...
Photo shows The Watchman in Arch Canyon, San Juan County, Utah, with Coconino Sandstone overlying Su...
Photo shows probably Supa beds below Coconino sandstone near Cathedral Arch, San Juan County, Utah,...
Photo shows Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan County, Utah. Photo...
Photo shows Cathedral Arch in Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan C...
View looking through Cathedral Arch. Geology: Arch Canyon, Coconino sandstone on Supai strata, San...
Photo shows wall of Arch Canyon near Cathedral Arch. Bedded Coconino sandstone above Supai strata. S...
Photo shows wall of Arch Canyon near Angel Arch with probably Coconino sandstone on Supai strata, Sa...
Photo shows monuments in Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan County...
Photo shows a view of Trail Canyon with Coconino sandstone on Supai, San Juan County, Utah, 1928. Ph...
Photo shows Coconino marls overlying Supai red beds. West side of Comb Wash near mouth. San Juan Co...
Photo of Supai and overlying shales replacing Coconino sandstone, 2 miles west of Comb Wash possibly...
Photo showing contact of Supai (left) and shales occupying the position of the Coconino sandstone (r...
Photo shows Cedar mesa looking north from edge of Johns Canyon, San Juan County, Utah, 1928. Image o...
Photo shows The Watchman in Arch Canyon, San Juan County, Utah, with Coconino Sandstone overlying Su...