John George Nicolay with Visitors in the White House Conservatory
This black and white photograph by Matthew Brady is of the Southern Plains delegation and was taken in the White House Conservatory on March 27, 1863. Interpreter William Simpson Smith and agent Samuel G. Colley stand at the left of the group and the woman at the far right is frequently identified as Mary Todd Lincoln. The delegates in the first row are, left to right: War Bonnet, Standing in the Water, and Lean Bear of the Cheyenne, and Yellow Wolf of the Kiowa. Yellow Wolf is wearing the Thomas Jefferson peace medal. The identities of the delegates in the second row are unknown.