The product is a hardcover book titled "Unsigned Beauties of Costume Jewelry" by author Marcia Sparkles Brown. Published in 2000 by Collector Books, the book is illustrated and focuses on the topic of costume jewelry design. It covers various aspects of antique and collectible jewelry pieces, specifically in English language. The illustrations provided by the author showcase the beauty and intricacy of these costume jewelry pieces from the United States, making it a valuable resource for collectors and enthusiasts alike.
