| 其他書名 | A Study of the Stratigraphy, Sedimentation and Paleogeography of Rocks of Bedford and Berea Age in Ohio and Adjacent States |
| 出版 | U.S. Government Printing Office, 1954 |
| URL | http://books.google.com.hk/books?id=NTpSAQAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |