2008 - Rock and Gem (Hardcover) → Hardcover ISBN-13: 9780756641924 ISBN-10: 0756641926 Genre: Outdoors & Nature ? 2005 - Rock and Gem (Hardcover) → Hardcover ISBN-13: 9780756609627 ISBN-10: 0756609623 Genres: Science & Math, Outdoors & Nature 1 Rock and Gem a Definitive Guide to Rocks Minerals Gems and Fossils (Hardcover) ISBN-13: 9780756636371 ISBN-10: 075663637X ? |