CHAPTER XXII. Parallelism of customs--Home scenes--Visit to Washington--Indian work respecting the Western Tribes--Indian biography--Professor Carter--Professor Silliman--Spiteful prosecution--Publication of Travels in the Mississippi Valley--A northern Pocahontas--Return to the Lakes--A new enterprise suggested--Impressions of turkeys' feet in rock--Surrender of the Chippewa war party, who committed the murders in 1824, at Lake Pepin--Their examination, and the commitment of the actual murderers..