Photograph of Shinarump outcrops about 3 miles north of Tolchaco, Coconino Co., Arizona, in 1913. Photo 724 from Herbert E. Gregory Book 6: Navajo, 1913
Photograph of contact between Tertiary and McElmo rock about two miles north of Sunrise Springs, Apa...
Photograph of a view of a sandstone outcrop about 2 miles east of Black Rock, south of Fort Defiance...
Photograph of a view of a sandstone outcrop about 2 miles east of Black Rock, south of Fort Defiance...
Photograph of Shinarump outcrops about 3 miles north of Tolchaco, Coconino Co., Arizona, in 1913. P...
Photograph of men and horses with Herbert Gregory party next to Shinarump outcrops about 2 miles bel...
Photograph of Dolores cliffs about 8 miles north of Tolchaco, Coconino Co., Arizona, in 1913. Photo...
Photograph of Dolores cliffs about 8 miles north of Tolchaco, Coconino Co., Arizona, in 1913. Photo...
Photograph of wind-carved Kaibab rock about 2 miles above Tolchaco, Arizona, in 1913. Photo 732 fro...
Photograph of a rock outcrop of Shinarump formation on top of a Moenkopi base, located about 3 miles...
Photograph taken near the head of Canyon de Chelly, with Shinarump on Moenkopi rock in 1911. Photo 5...
Photograph of an Ancestral Puebloan ruins 2 miles above Tolchaco, Arizona, in 1913. Photo 733 from ...
Photograph of wind-carved Permian rock two miles above Tolchaco, Arizona, in 1913. Photo 729 from H...
Photograph of exposed Permian rock about three miles north of Tucker Spring, near Winslow, Arizona, ...
Photograph of horses at the Dolores cliffs about 8 miles north of Tolchaco, Coconino Co., Arizona, i...
Photograph of a view east across the mouth of Reservoir Canyon, Moenkopi, Arizona, in 1914. Photo 9...
Photograph of contact between Tertiary and McElmo rock about two miles north of Sunrise Springs, Apa...
Photograph of a view of a sandstone outcrop about 2 miles east of Black Rock, south of Fort Defiance...
Photograph of a view of a sandstone outcrop about 2 miles east of Black Rock, south of Fort Defiance...
Photograph of Shinarump outcrops about 3 miles north of Tolchaco, Coconino Co., Arizona, in 1913. P...
Photograph of men and horses with Herbert Gregory party next to Shinarump outcrops about 2 miles bel...
Photograph of Dolores cliffs about 8 miles north of Tolchaco, Coconino Co., Arizona, in 1913. Photo...
Photograph of Dolores cliffs about 8 miles north of Tolchaco, Coconino Co., Arizona, in 1913. Photo...
Photograph of wind-carved Kaibab rock about 2 miles above Tolchaco, Arizona, in 1913. Photo 732 fro...
Photograph of a rock outcrop of Shinarump formation on top of a Moenkopi base, located about 3 miles...
Photograph taken near the head of Canyon de Chelly, with Shinarump on Moenkopi rock in 1911. Photo 5...
Photograph of an Ancestral Puebloan ruins 2 miles above Tolchaco, Arizona, in 1913. Photo 733 from ...
Photograph of wind-carved Permian rock two miles above Tolchaco, Arizona, in 1913. Photo 729 from H...
Photograph of exposed Permian rock about three miles north of Tucker Spring, near Winslow, Arizona, ...
Photograph of horses at the Dolores cliffs about 8 miles north of Tolchaco, Coconino Co., Arizona, i...
Photograph of a view east across the mouth of Reservoir Canyon, Moenkopi, Arizona, in 1914. Photo 9...
Photograph of contact between Tertiary and McElmo rock about two miles north of Sunrise Springs, Apa...
Photograph of a view of a sandstone outcrop about 2 miles east of Black Rock, south of Fort Defiance...
Photograph of a view of a sandstone outcrop about 2 miles east of Black Rock, south of Fort Defiance...