©
Nielsen Library: img9434
©
Nielsen Library: img9432
©
Nielsen Library: img9433
©
Nielsen Library: img9431
©
Nielsen Library: img943
©
Nielsen Library: img9423
©
Nielsen Library: img942
©
Nielsen Library: img941
©
Nielsen Library: img9422
©
Nielsen Library: img9421
©
Nielsen Library: img939
©
Nielsen Library: 1921 Wilhelm
©
Nielsen Library: Great Sand Dunes
©
Nielsen Library: Sand Dunes
©
Nielsen Library: Adams State
©
Nielsen Library: Sand Dunes
©
Nielsen Library: WF-272
©
Nielsen Library: Sand Dunes
©
Nielsen Library: Great Sand Dunes
©
Nielsen Library: Area Scenes, Great Sand Dunes
©
Nielsen Library: WF-274
©
Nielsen Library: Picture #7
©
Nielsen Library: Sand Dunes National Monument
©
Nielsen Library: img927