Photo of the John Wesley Powell monument at Green River, Wyoming. Taken by Dr. Robert Parsons before his trip down the Green River with the Eggert-Hatch Expedition in June of 195
Color slide image (double-exposure showing the members of the Hatch-Eggert Expedition at the Powell ...
Photo of a scene on the Green River in Wyoming. Taken by Bob Parsons during the Eggert-Hatch Expedit...
This is the place where Major Powell took off for his trip down the Colorado in 1869, just below the...
Photo of the John Wesley Powell monument at Green River, Wyoming. Taken by Dr. Robert Parsons befor...
Photo shows the buttes near the town of Green River, Wyoming. Taken by Dr. Robert Parsons before his...
Photo shows the buttes near the town of Green River, Wyoming. Taken by Dr. Robert Parsons before his...
Color slide image showing the John Wesley Powell monument, Green River, Wyoming, at the start of th...
Photo of a scene on the Green River in Wyoming. Taken by Bob Parsons during the Eggert-Hatch Expedit...
Color slide image (double-exposure showing the members of the Hatch-Eggert Expedition at the Powell ...
Photo of a scene on the Green River in Wyoming. Taken by Bob Parsons during the Eggert-Hatch Expedit...
This is the place where Major Powell took off for his trip down the Colorado in 1869, just below the...
Photo of the John Wesley Powell monument at Green River, Wyoming. Taken by Dr. Robert Parsons befor...
Photo shows the buttes near the town of Green River, Wyoming. Taken by Dr. Robert Parsons before his...
Photo shows the buttes near the town of Green River, Wyoming. Taken by Dr. Robert Parsons before his...
Color slide image showing the John Wesley Powell monument, Green River, Wyoming, at the start of th...
Photo of a scene on the Green River in Wyoming. Taken by Bob Parsons during the Eggert-Hatch Expedit...
Color slide image (double-exposure showing the members of the Hatch-Eggert Expedition at the Powell ...
Photo of a scene on the Green River in Wyoming. Taken by Bob Parsons during the Eggert-Hatch Expedit...
This is the place where Major Powell took off for his trip down the Colorado in 1869, just below the...