其他書名 | Where and How to Dig, Pan and Mine Your Own Gems and Minerals |
出版 | GemStone Press, 2016-04-22 |
主題 | Nature / Rocks & MineralsScience / Earth Sciences / MineralogyTravel / GeneralTravel / Museums, Tours, Points of InterestTravel / United States / West / GeneralTravel / Special Interest / General |
ISBN | 16833630359781683363033 |
URL | http://books.google.com.hk/books?id=bEK4DAEACAAJ&hl=&source=gbs_api |