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
Benjamin Franklin, William-Temple Franklin (1818). “Memoirs of the Life and Writings of (the Same), Continued to the Time of His Death by William Temple Franklin. - London, H. Colburn 1818”, p.270