Item Details
Pseudo-Isochromatic Plates for Testing Color Perception.
Philadelphia, PA: American Optical Company, 1940. First Edition. Hardcover // Original wrappers. A pseudoisochromatic plate, often abbreviated as PIP, is a style of standard exemplified by the Ishihara test, generally used for screening of color vision defects.
From the library of Dr. Oliver Sacks, the renowned neurologist, author, and educator. He was, in his life, celebrated for his contributions to the understanding of the human brain and his ability to communicate complex scientific concepts to a broader audience. In doing so, he highlighted the profound impact of neurological disorders on human identity and experience. His library is a reflection of this remarkable polymath's questing mind. Very Good+. Loose and split hinge on spine, exposed super, light toning, else tight, bright, and unmarred. 8vo, complete with 46 fold out plates for colour testing and 12 page pamphlet with instruction card housed in buckram cover in slipcase. Blue card slipcase. Engraved and Printed by the Beck Engraving Co., Inc. Item #12737
Price: $125.00