{ "item_title" : "Color Blindness", "item_author" : [" Benjamin Joy Jeffries "], "item_description" : "Color Blindness: Its Dangers And Its Detection is a book written by Benjamin Joy Jeffries in 1879. The book is an informative guide that discusses the medical condition of color blindness, its dangers, and how to detect it. Jeffries explains the different types of color blindness, the causes of the condition, and how it affects people's lives. The book also provides a detailed description of the various methods used to test for color blindness, including the Ishihara test and the Holmgren test. Jeffries stresses the importance of detecting color blindness early, especially in professions where color vision is critical, such as pilots, electricians, and police officers. The book also includes practical advice for people with color blindness on how to cope with the condition, such as using color-coded labels or memorizing the position of traffic lights. Overall, Color Blindness: Its Dangers And Its Detection is a comprehensive and informative guide that is still relevant today for anyone interested in learning about color blindness.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.", "item_img_path" : "https://covers1.booksamillion.com/covers/bam/1/43/681/001/1436810019_b.jpg", "price_data" : { "retail_price" : "32.95", "online_price" : "32.95", "our_price" : "32.95", "club_price" : "32.95", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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