Native American Sioux pipe.Calumet

The pipe measures 20 1/2" long.The diameter is 3/4"except for each end.The dia steps down to 1/4".The smoking end is a little longer (1 3/8" in length )than the other end at 5/8"in length.The wider dia wood is completely covered with a transparent skin and is stiched down the length of the pipe.The skin also wraps around the base of the bowl which appears to be some type of stone.The blue and yellow beads are wrapped very tightly and are all intact.The feathers are yellow on one side and blue fading to black fading to yellow on the other side.These feathers appear to to be their natural color.Each feather is inserted into tapered rolled brass strips which are attached to leather strips with beads and hang from the pipe.