Ward Hunt, Township of Burilington v. Beasley…
“ A state-house is an internal improvement, as is a county court-house, a jail, or a penitentiary (Commissioners of Leaven-worth Co. v. Miller, 7 Kan. 479) , as much as is a railroad, a canal, or a bridge. A mill run by water is declared to be an internal improvement by the statute we are considering. A ferry falls within the same principle, and so does a steam-mill. It would require great nicety of reasoning to give a definition of the expression 'internal improvement,' which should include a grist-mill run by water, and exclude one operated by steam ”
