Darwin on Man: A Psychological Study of Scientific Creativity [Inscribed by Gruber!]
Chicago: The University of Chicago Press, 1981. Second edition. Paperback. Inscribed by Gruber! Printed paper wraps, octavo, sparsely illustrated in b&w. Book has wear to top corner, mild rubbing and toning to wraps, binding tight, text clean and unmarked with mild foxing to top edge of block.