Coal resources of Butler County, Pennsylvania
Open-File Report
69-193
By: Elmer Davisson Patterson and Junius Adrian. Van Lieu
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Abstract
Suggested Citation
Patterson, E.D., Van Lieu, J.A., 1969, Coal resources of Butler County, Pennsylvania: U.S. Geological Survey Open-File Report 69-193, 71 p. ill., maps ;28 cm., https://doi.org/10.3133/ofr69193.
ISSN: 2331-1258 (online)
| Publication type | Report |
|---|---|
| Publication Subtype | USGS Numbered Series |
| Title | Coal resources of Butler County, Pennsylvania |
| Series title | Open-File Report |
| Series number | 69-193 |
| DOI | 10.3133/ofr69193 |
| Year Published | 1969 |
| Language | ENGLISH |
| Publisher | U.S. Geological Survey], |
| Description | 71 p. ill., maps ;28 cm. |