| 其他書名 | The coal field from Gallup eastward toward Mount Taylor with a measured section of pre-Dakota rocks near Navajo Church |
| 出版 | United States Department of the Interior, Geological Survey, 1936 |
| URL | http://books.google.com.hk/books?id=7MBFf3ICEhEC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |