Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 river trip
Photo of butte near Kane Creek, taken at the end of Alvin Colville's July 1962 Colorado River trip i...
Photo of buttes near Kane Creek, taken during Alvin Colville's July 1962 Colorado River trip in Glen...
Photo of rapids on the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river ...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Colorado River at Crossing of the Fathers in Glen Canyon, taken during Alvin Colville's Jul...
Photo of Glen Canyon bridge and dam under construction, taken during Alvin Colville's July 1962 Colo...
Photo of crew in a truck at the end of Alvin Colville's July 1962 Colorado River trip in Glen Canyon
Photo of Glen Canyon dam under construction, taken during Alvin Colville's July 1962 Colorado River ...
Photo of gear spread out on a lawn after Alvin Colville's July 1962 Colorado River trip in Glen Cany...
Photo of crew loading gear into a truck, taken at the end of Alvin Colville's July 1962 Colorado Riv...
Photo of butte near Kane Creek, taken at the end of Alvin Colville's July 1962 Colorado River trip i...
Photo of buttes near Kane Creek, taken during Alvin Colville's July 1962 Colorado River trip in Glen...
Photo of rapids on the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river ...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Colorado River at Crossing of the Fathers in Glen Canyon, taken during Alvin Colville's Jul...
Photo of Glen Canyon bridge and dam under construction, taken during Alvin Colville's July 1962 Colo...
Photo of crew in a truck at the end of Alvin Colville's July 1962 Colorado River trip in Glen Canyon
Photo of Glen Canyon dam under construction, taken during Alvin Colville's July 1962 Colorado River ...
Photo of gear spread out on a lawn after Alvin Colville's July 1962 Colorado River trip in Glen Cany...
Photo of crew loading gear into a truck, taken at the end of Alvin Colville's July 1962 Colorado Riv...
Photo of butte near Kane Creek, taken at the end of Alvin Colville's July 1962 Colorado River trip i...
Photo of buttes near Kane Creek, taken during Alvin Colville's July 1962 Colorado River trip in Glen...
Photo of rapids on the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river ...