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Thomas Paine (1797). “Agrarian Justice, opposed to Agrarian Law, and Agrarian Monopoly. Being a plan for ameliorating the condition of man, by creating in every nation a National Fund”, p.3
Oliver Goldsmith (1856). “The Miscellaneous Works: Letters from a citizen of the world, to his friend in the East. A familiar introduction to the study of natural history”, p.116