Color slide image showing an aerial view of Yampa River Canyon in Dinosaur National Park, looking east in August of 1954
Color slide image showing a scene on the Yampa River during a Hatch River Expeditions river trip on ... Read more
Color slide image showing a view of the Yampa River in Dinosaur National Monument, probably in the 1... Read more
Color slide photo of a scene along the Yampa River in Dinosaur National Monument during S. J. Quinne... Read more
Color slide image showing an aerial view of Yampa River Canyon in Dinosaur National Park, looking ea... Read more