Laurence Sterne (1860). “The Works of Laurence Sterne: Containing The Life and Opinions of Tristam Shandy, Sentimental Journey Through France and Italy, Sermons, Letters, Etc”, p.705
Robert Owen (1841). “A development of the principles and plans on which to establish self-supporting home colonies: as a most secure and profitable investment for capital, and an effectual means permanently to remove the causes of ignorance, poverty, and crime”, p.7