The Philosophers of Science, in Four Volumes: Man and Spirit: The Speculative Philosophers; Man and Man: The Social Philosophers; Man and the State: The Political Philosophers; Man and the Universe: The Philosophers of Science (The World's Greatest Think…

Four volume set in slipcase. Man and the State: The Political Philosophers, Man and Man: The Social Philosophers, Man and Spirit: The Speculative Philosophers, Man and the Universe: The Philosophers of Science. Readings from all the great philosophers.