Ключевые слова: accessibility, alphabet, background, blind, blindness, book, braille, closeup, day, disability, disabled, education, embossed, female, finger, handicapped, hands, health, impairment, international, invalid, language, literature, loss, page, paper, person, read, reading, school, script, senses, sheet, sign, student, study, symbol, system, table, text, textured, touch, touching, visual, white, woman, world, written,