Kant, Immanuel, 1724-1804.

Incoming correspondence from fellow philosophers, including forty-seven letters from Richard Burdon, Viscount Haldane, 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. Reference is also made to world events.

Publications, essays and manuscripts on the philosophy of science by Marjorie Grene and other authors. Also includes Grene's correspondence and course material.