Plains type man's case , Blackfoot, probably, because design of the bear claw and the parallel lines although the case does have a wide border and curve elements not usually seen as Blackfoot. This might have held sacred objects or a rolled up headdress. Might be missing a top piece otherwise in good condition. Sioux, possibly and Northern for sure.

Brooklyn Museum Collection

This horsehair whip is possibly Blackfoot from the Montana area made by braiding dyed horsehair over a rawhide base and handle.

The nail is copper ore. The cloth is red. The string is black.