| 其他書名 | A History of Public Lands, Federal Science and Mapping Policy, and Development of Mineral Resources in the United States |
| 出版 | U.S. Geological Survey, 1979 |
| URL | http://books.google.com.hk/books?id=p7S66yKIrVoC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |