(032375) Shepard, Roger N. Mind Sights: Original Visual Illusions, Ambiguities, And Other Anomalies, With A Commentary On The Play Of Mind In Perception An. New York: W. H. Freeman And Co., 1990. 1st Edition. Hardcover. Large 8vo. 213+ pages. Fine in Fine DJ. B&W Illustrations ISBN: 0716721341 (Optical Illusions, Visual Perception)
