Sex Slavery: An Essay Presenting Some Practical Helps for the Perpetuity of Happiness After Marriage, the Borning of Better Babies and How Parents . Sex in Accordance with the Doctrine of Egoism
The new philosophy of money, a practical treatise on the nature and office of money and the correct method of its supply
The New Philosophy of Money, Or, The Tragedy of Economics: A Text Book of .
The New Philosophy of Money, Or, the Tragedy of Economics: A Text Book of Economics Dealing with the Nature and Office of Money and the Correct Method of Its Supply