Ishihara Unlettered Pediatric 10 Plate Book from Good-Lite (Formerly Richmond Products, Inc.)

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Ishihara Unlettered Pediatric 10 Plate Book from Good-Lite (Formerly Richmond Products, Inc.)

Description

Accepted by leading authorities as a simple and accurate method for discovering congenital color blindness of two type total color blindness and red/green blindness. This book is used for children and the illiterate.
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