Henri Rousseau, Roger Shattuck, Museum of Modern Art (New York, N.Y.), Galeries nationales du Grand Palais (France) (1985). “Henri Rousseau: essays”, Museum of Modern Art ; Boston : Distributed by New York Graphic Society Books
William Penn (1830). “The Sandy Foundation Shaken; Or, Those ... Doctrines of One God Subsisting in Three Distinct and Separate Persons, the Impossibility of God's Pardoning Sinners Without a Plenary Satisfaction, the Justification of Impure Persons by an Imputative Righteousness, Refuted from the Authority of Scripture Testimonies and Right Reason, Etc”, p.6
Jean Baptiste Say, Charles Robert Prinsep (1857). “A Treatise on Political Economy; Or, The Production, Distribution, and Consumption of Wealth”, p.429
Sir Joshua Reynolds, Edward Malone (1867). “The Works of Sir Joshua Reynolds: Containing His Discourses, Idlers, A Journey to Flanders and Holland, and His Commentary on Du Fresnoy's Art of Painting; to which is Prefixed an Account of the Life and Writings of the Author by Edward Malone”, p.19
"The World as Will and Representation, Volume II (On the Vanity and Suffering of Life)". Book by Arthur Schopenhauer (1819), as translated by R. B. Haldane and J. Kemp in "The World as Will and Idea" (p. 389), 1886.