Samuel Johnson, James Boswell (1825). “The Table Talk of Dr. Johnson: Comprising Opinions and Anecdotes of Life and Literature, Men, Manners, and Morals”, p.119
Louis Freeland Post, Henry George (1899). “The Single Tax: An Explanation, with Colored Charts and Illustrated Notes of the Land, Labor, and Fiscal Reform Advocated by Henry George”
Joseph Story (1833). “Commentaries on the Constitution of the United States: With a Preliminary Review of the Constitutional History of the Colonies and States, Before the Adoption of the Constitution”, p.699