The coal fields of the United States
January 1, 1929
No abstract available.
Citation Information
Publication Year | 1929 |
---|---|
Title | The coal fields of the United States |
DOI | 10.3133/pp100 |
Authors | M. R. Campbell, J. A. Bownocker, F. R. Clark |
Publication Type | Report |
Publication Subtype | USGS Numbered Series |
Series Title | Professional Paper |
Series Number | 100 |
Index ID | pp100 |
Record Source | USGS Publications Warehouse |