John Adams, Charles Francis Adams (1854). “The Works of John Adams, Second President of the United States: With a Life of the Author, Notes and Illustrations”, p.401
John Adams, Charles Francis Adams (1856). “The Works of John Adams, Second President of the United States: With a Life of the Author, Notes and Illustrations”, p.66
Benjamin Franklin, Jared Sparks (1840). “The Works of Benjamin Franklin: Containing Several Political and Historical Tracts Not Included in Any Former Edition, and Many Letters, Official and Private, Not Hitherto Published; with Notes and a Life of the Author”, p.7
Noah Webster (1785). “Sketches of American Policy Under the Following Heads: I. Theory of Government, II. Governments on the Eastern Continent, III. American States, Or, the Principles of the American Constitutions Contrasted with Those of European States, IV. Plan of Policy for Improving the Advantages and Perpetuating the Union of the American States”, p.27, The Lawbook Exchange, Ltd.