| Citation | Hill, R.T., 1901. Geography and geology of the Block and Grand Prairies, Texas. 21st Annual Report of the U.S. Geological Survey, pt. 7. |
| DOI / ISBN | http://dx.doi.org/10.3133/ar21_7 |
| PDF/Reference URL | |
| Ref. No. | 135296 |
| Language | English |
| Usage | not used yet |
| Comments on the publication | |
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