 Notable artworks include the Oliver P. Morton Monument, which was installed in 1907.Also on the grounds are sculptures of Christopher Columbus, a youthful Abraham Lincoln, Thomas A. Hendricks, and the pedestal remaining from the Robert Dale Owen Memorial, an artwork which was stolen in 1970.Alexander Doyle's set of eight sculptures depicting the Values of Civilization (Agriculture, Art, Commerce, History, Justice, Law, Liberty, and Oratory) were commissioned for the Statehouse in the late 1880s and remain among the most prominent interior sculptures.