Photo shows crest of Clay Hills Divide cut in Chinle strata: looking east toward Grand Gulch. Image of an unidentified man on horseback in foreground, San Juan County, Utah, 1925. Photograph from Herbert E. Gregory Book 9: Utah, California, 1924-1928
Photo shows a view near Junction of Red Canyon and Glen Canyon with Floyd Young sitting in foregroun...
Photo shows a horse on the trail into Beef Basin in San Juan County, Utah, 1928. Geology seen: Cocon...
Negative of a photo shows a view from Horse Mountain in San Juan County, Utah, looking across Beef B...
Photo shows crest of Clay Hills Divide cut in Chinle strata: looking east toward Grand Gulch. Image ...
Photo shows Grand Gulch Plateau near head of Fish Creek, toward Elk Ridge. San Juan County, Utah, 19...
Photo shows a view with horses and an unidentified man on horseback at Snow Flat head of Fish Creek...
Photo of the view from Horse Mountain in San Juan County, Utah, looking across upper branches of Fab...
Photo shows Navajo sandstone with an unidentified man on horseback, at Junction of Colorado and San ...
Photo shows a view of upper Moenkopi formation near Clay Hills Divide capped with Shinarump sandston...
Photo shows surface of Grand Gulch plateau near Snow Flat with probably Coconino sandstone, San Juan...
Photo showing a view looking northwest across Armstrong Canyon in San Juan County, Utah, in 1928. P...
Photo shows a view of San Juan Canyon from near its mouth. San Juan County, Utah, taken in 1927. ...
Photo shows a view near Junction of Red Canyon and Glen Canyon with Floyd Young sitting in foregroun...
Photo shows a horse on the trail into Beef Basin in San Juan County, Utah, 1928. Geology seen: Cocon...
Negative of a photo shows a view from Horse Mountain in San Juan County, Utah, looking across Beef B...
Photo shows crest of Clay Hills Divide cut in Chinle strata: looking east toward Grand Gulch. Image ...
Photo shows Grand Gulch Plateau near head of Fish Creek, toward Elk Ridge. San Juan County, Utah, 19...
Photo shows a view with horses and an unidentified man on horseback at Snow Flat head of Fish Creek...
Photo of the view from Horse Mountain in San Juan County, Utah, looking across upper branches of Fab...
Photo shows Navajo sandstone with an unidentified man on horseback, at Junction of Colorado and San ...
Photo shows a view of upper Moenkopi formation near Clay Hills Divide capped with Shinarump sandston...
Photo shows surface of Grand Gulch plateau near Snow Flat with probably Coconino sandstone, San Juan...
Photo showing a view looking northwest across Armstrong Canyon in San Juan County, Utah, in 1928. P...
Photo shows a view of San Juan Canyon from near its mouth. San Juan County, Utah, taken in 1927. ...
Photo shows a view near Junction of Red Canyon and Glen Canyon with Floyd Young sitting in foregroun...
Photo shows a horse on the trail into Beef Basin in San Juan County, Utah, 1928. Geology seen: Cocon...
Negative of a photo shows a view from Horse Mountain in San Juan County, Utah, looking across Beef B...