* James Anderson, A Calm Investigation of the Circumstances that have Led to the Present Scarcity of Grain in Britain, London, 1801, pp. 35, 36, 38. (See also Theories of Surplus-Value, Part II, Chapter DC, 9, pp. 144–8.)

H. C. Carey, The Past, the Present, and the Future, Philadelphia, 1848, pp. 129–31. (See also Theories of Surplus-Value, Part II, Addenda, 4, p. 593.)