Arrival and Departure.

First Danube edition of the third novel in the author's classic trilogy. Octavo, original cloth. Presentation copy, inscribed by the author on the title page, "To Karl and Diane from Arthur." The recipients were Karl Pribram and his wife Diane. Karl as a neurosurgeon and close friend of Koestler who did pioneering work on the definition of the limbic system, the relationship of the frontal cortex to the limbic system, the sensory-specific "association" cortex of the parietal and temporal lobes, and the classical motor cortex of the human brain. Near fine in a very good dust jacket. Jacket design by Ralph Mabey.