Photo shows soft and hard beds in Coconino formation, White Canyon, San Juan County, Utah, 1925. Photograph from Herbert E. Gregory Book 9: Utah, California, 1924-1928
Photo shows wall of White Canyon near Caroline Bridge with Coconino sandstone, San Juan County, Utah...
Photo shows Butte of Coconino near mouth of Fable Valley. San Juan County, Utah, 1928. Photograph fr...
Walls of White Canyon showing forms resulting from erosion of red shale like bands which occur as le...
Image of probably Coconino sandstone near head of Hammond Canyon in San Juan County, Utah, 1927. Pho...
Photo shows a view of Trail Canyon with Coconino sandstone in San Juan County, Utah, 1928. Photogra...
Photo shows Coconino sandstone on rim of Grand Gulch near Dripping Springs. Recession of cliff along...
Photo shows Coconino marls overlying Supai red beds. West side of Comb Wash near mouth. San Juan Co...
Photo shows part of Moenkopi section, lower heavy bed, Allen Canyon, San Juan County, Utah, 1925. P...
Photo shows probably Coconino sandstone at Dripping Springs, Grand Gulch, showing irregular bedding ...
Photo shows probably Supa beds below Coconino sandstone near Cathedral Arch, San Juan County, Utah,...
Photo shows a view of Trail Canyon with Coconino sandstone on Supai, San Juan County, Utah, 1928. Ph...
Photo shows Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan County, Utah. Photo...
Photo shows wall of White Canyon near Caroline Bridge with Coconino sandstone, San Juan County, Utah...
Photo shows Butte of Coconino near mouth of Fable Valley. San Juan County, Utah, 1928. Photograph fr...
Walls of White Canyon showing forms resulting from erosion of red shale like bands which occur as le...
Image of probably Coconino sandstone near head of Hammond Canyon in San Juan County, Utah, 1927. Pho...
Photo shows a view of Trail Canyon with Coconino sandstone in San Juan County, Utah, 1928. Photogra...
Photo shows Coconino sandstone on rim of Grand Gulch near Dripping Springs. Recession of cliff along...
Photo shows Coconino marls overlying Supai red beds. West side of Comb Wash near mouth. San Juan Co...
Photo shows part of Moenkopi section, lower heavy bed, Allen Canyon, San Juan County, Utah, 1925. P...
Photo shows probably Coconino sandstone at Dripping Springs, Grand Gulch, showing irregular bedding ...
Photo shows probably Supa beds below Coconino sandstone near Cathedral Arch, San Juan County, Utah,...
Photo shows a view of Trail Canyon with Coconino sandstone on Supai, San Juan County, Utah, 1928. Ph...
Photo shows Arch Canyon with Coconino Sandstone overlying Supai strata, San Juan County, Utah. Photo...
Photo shows wall of White Canyon near Caroline Bridge with Coconino sandstone, San Juan County, Utah...
Photo shows Butte of Coconino near mouth of Fable Valley. San Juan County, Utah, 1928. Photograph fr...
Walls of White Canyon showing forms resulting from erosion of red shale like bands which occur as le...