CHAPTER XXVII.

Epidemical condition of the atmosphere at Detroit--Death of Henry J. Hunt and A.G. Whitney, Esqrs.--Diary of the visits of Indians at St. Mary's Agency--Indian affairs on the frontier under the supervision of Col. McKenney--Criticisms on the state of Indian questions--Topic of Indian eloquence--State of American researches in natural science--Dr. Saml. L. Mitchell.