Allen, Henry Ware. “Prosperity In the Year 2000 A.D. Achieved by Democratic Steps As the Natural Result of Abolishing All Taxes Upon Business, Industry, Commerce and Agriculture, Leaving for the Necessary Expenses of Government Its Natural Revenue, Economic Rent As Determined by the Site Value of Land. As Presented in a Series of Conversations Between Justin Waterson, a Retired Chicago Merchant, Eighty-Five Years of Age, and His Grandson, Charles Waterson, Aged Seventeen. A Challenge to State Socialism”. Boston, MA: Christopher Pub. House, 1936.