Black and white photograph by Fred Pack showing a view of Indian Canyon southwest of Duchesne, Utah, probably in the 1920s (possibly in the summer of 1923). The steep cliffs display stratigraphic layers
Black and white photograph of sandstone rock outcroppings near Bryce Canyon on November 1, 1928, see...
Photo shows the Vermillion Cliffs (Chinle and Navajo), north of edge of Uinkaret Plateau (foreground...
Photograph of the view from east of Moses Rock to the inner valley of Comb Ridge, Utah, in 1914. Win...
Black and white photograph by Fred Pack showing an example of erosion in the vicinity of Duchesne, U...
Photo by J. C. Anderson shows Muhim Cliff with Chinle strata near Springdale, Utah, in 1937. Photogr...
Black and white photograph showing a view of rock cliffs seen during a Wasatch Mountain Club outing,...
Black and white photograph of steep and rocky cliffs rising above a canyon with desert vegetation. L...
Black and white photograph of people at the base of a sandstone landform during a Wasatch Mountain C...
Black and white photograph by Fred Pack, probably during a field trip to southern Utah and northern ...
Color 35-mm slide aerial photograph of a deep canyon displaying stratigraphic layers, viewed from a ...
Photo of the mouth of Indian Canyon in Glen Canyon during a SOCOTWA river trip on the Colorado River...
Photograph of the view from the head of Cliff Canyon in the Kaiparowitz Plateau, Kane Co., Utah, Jun...
Negative of a photo shows a view of Stevens Valley near Indian Creek in San Juan County, Utah, in 19...
Black and white photograph by Fred Pack showing upturned stratigraphic beds in Ogden Canyon, probabl...
Black and white photograph of sandstone rock outcroppings near Bryce Canyon on November 1, 1928, see...
Photo shows the Vermillion Cliffs (Chinle and Navajo), north of edge of Uinkaret Plateau (foreground...
Photograph of the view from east of Moses Rock to the inner valley of Comb Ridge, Utah, in 1914. Win...
Black and white photograph by Fred Pack showing an example of erosion in the vicinity of Duchesne, U...
Photo by J. C. Anderson shows Muhim Cliff with Chinle strata near Springdale, Utah, in 1937. Photogr...
Black and white photograph showing a view of rock cliffs seen during a Wasatch Mountain Club outing,...
Black and white photograph of steep and rocky cliffs rising above a canyon with desert vegetation. L...
Black and white photograph of people at the base of a sandstone landform during a Wasatch Mountain C...
Black and white photograph by Fred Pack, probably during a field trip to southern Utah and northern ...
Color 35-mm slide aerial photograph of a deep canyon displaying stratigraphic layers, viewed from a ...
Photo of the mouth of Indian Canyon in Glen Canyon during a SOCOTWA river trip on the Colorado River...
Photograph of the view from the head of Cliff Canyon in the Kaiparowitz Plateau, Kane Co., Utah, Jun...
Negative of a photo shows a view of Stevens Valley near Indian Creek in San Juan County, Utah, in 19...
Black and white photograph by Fred Pack showing upturned stratigraphic beds in Ogden Canyon, probabl...
Black and white photograph of sandstone rock outcroppings near Bryce Canyon on November 1, 1928, see...
Photo shows the Vermillion Cliffs (Chinle and Navajo), north of edge of Uinkaret Plateau (foreground...
Photograph of the view from east of Moses Rock to the inner valley of Comb Ridge, Utah, in 1914. Win...