Thomas Chalmers, John Cumming (1853). “On the Power Wisdom and Goodness of God as Manifested in the Adaptation of External Nature to the Moral and Intellectual Constitution of Man by Thomas Chalmers”, p.57
Robert Charles Winthrop (1876). “Oration on the Centennial Anniversary of the Declaration of Independence: Delivered in the Music Hall, at the Request of the City Government, Boston, 4 July, 1876”, p.22