Incoming correspondence from fellow philosophers, including forty-seven letters from Richard Burdon, Viscount Haldane (1856-1928), in which he discusses the philosophical systems of Hegel and Kant, comments on Cunningham's studies of Hegel and Henri Bergson, and on the writings of Bergson, Bernard Bosanquet, Francis Herbert Bradley, John Dewey, Albert Einstein, Alfred North Whitehead, and others, and refers to World War I, in particular the condition of the French army, the situation in Russia in 1917, and the presence of American troops in Europe, to his wartime posts in the British government, and to his meeting (1919) with Woodrow Wilson; five letters from Herbert Wildon Carr, mainly concerning the views and writings of Hegel, Bergson, and Benedetto Croce; one or two letters each from Henry Rutgers Marshall, Stewart A. McDowell, Andrew Seth Pringle-Pattison, and George H. Sabine; three letters from James E. Creighton, discussing the "absolute problem," Cunningham's critique of a recently published book by Bosanquet, presumably The Meeting of Extremes in Contemporary Philosophy, administrative matters at both Texas and Cornell, and the decline of the "solid studies that promote discipline of mind," the pitfalls of early specialization, and the "tremendous importance of getting a few general critical ideas into the heads of college graduates"; and single letters from William A Hammond, John Laird, T.V. Smith, and Frank Thilly, on personal and professional matters.