From the press release:
Third Original Copy of Navajo Treaty of 1868 Donated to Navajo Nation
The Navajo Treaty of 1868 - Kept in the dark—literally and figuratively—for 150 years, the Tappan copy of the Navajo Treaty of 1868 is in remarkable condition. Photo by the Northeast Document Conservation Center, Andover, Massachusetts.
Note: Representative image at left is often cropped for display purposes. Downloaded high-resolution images are not cropped.