pseudo isochromatic plates testing color perception de american optical company (3 résultats)

Hardcover. Etat : Very Good. No Jacket. American Optical Company,1940. 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 in reasonable condition with "Glen Davies , 65 mobile field Hospital, Rangoon, 1945" written on front and back, with a few scuffs and small tears and the spine coming away on way side. The book itself with fold out plates with black buckram binding and gilt lettering is in very good/near fine condition as are the plates themselves. The pamphlet is a little aged around edges otherwise very good. An excellent copy with an interesting provenance having been in Burma during World war 2.

Metal Coil Binding. Etat : Very Good-. Etat de la jaquette : No Dust Jacket. Pages include three white leaves and 19 leaves of black, heavy cardstock with individual plates mounted on each, in addition to the title page, which is black with silver lettering. White pages and plate edges show scattered, light gray smudges, and white pages also show some toning around edges, black pages some light corner wear; the front fixed endpaper has a narrow and faint adhesive stain. The internal metal coil binding is clean and even, the gray cloth cover showing surface wear to spine sides, joints, spine ends, and corners, as well as three short white streaks on the front and a patch of pale spotting at the left rear, and general dimming to the gilt titles at front and spine, otherwise sound. Full title page text: "AO Pseudo Isochromatic Plates - Eighteen Plate Selection of Charts and Instructions Approved by the Inter-Society Color Council Subcommittee on ISC Problem 11: Color Blindness Studies. Engraved and Printed by the Beck Engraving Co., Inc. Philadelphia / New York Copr. 1940" (There are, in fact, 19 plates in this particular copy.) 7 1/4" x 6 1/2" x 7/8".

Hardcover // Original wrappers. Etat : Very Good+. First Edition. 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. 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.