Ключевые слова: ancient, antique, background, black, book, bookcase, bookshelf, bookstore, brown, classic, collection, college, concept, cover, culture, document, education, group, hardcover, heap, history, information, knowledge, learn, learning, library, literary, literature, object, old, old books, open, page, paper, pile, read, reading, research, retro, row, school, science, stack, stacked, study, textbook, university, vintage, wisdom,