I find it most curious that the Kickapoo man in this photo, from a Southern Plains tribe around Kansas, Oklahoma and Texas, is wearing leggings with design patterns traditionally seen as typical of Northern Plateau tribes, particularly, the Crow.
Pehkotah - Kickapoo - 1907
Typical Crow leggings
"Be good, be kind, help each other." "Respect the ground, respect the drum, respect each other." --Abe Conklin - Ponca/Osage, (1926-1995)