Ключевые слова: aged, ancient, antique, book, brown, concept, cover, dirty, education, flight, flying, four, freedom, grunge, hardcover, heap, history, information, knowledge, learning, library, literary, literature, manuscript, object, old, open, page, paper, pile, read, research, retro, sheet, stack, story, storybook, study, studying, text, textbook, vintage, wisdom, yellow,