Coal fields of the conterminous United States
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Abstract
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Coal fields of the conterminous United States |
| Series title | Open-File Report |
| Series number | 96-92 |
| DOI | 10.3133/ofr9692 |
| Year Published | 1996 |
| Language | ENGLISH |
| Description | 1 over-size sheet, scale 1:5,000,000 (1 inch = 80 miles) |
| Scale | 500000 |