| Title | Coal Maturation and the Natural Gas Potential of Western and Central Washington |
| Publication Type | Report |
| Year of Publication | 1991 |
| Authors | Walsh, Timothy J., and Jr. Lingley, William S. |
| Secondary Title | Washington Division of Geology and Earth Resources Open File Report |
| Volume | 91-2 |
| Pagination | 1-26 |
| Institution | Washington Department of Natural Resources |
| ISBN Number | 91-2 |
| Accession Number | S-3049 |
| Keywords | Coal, Eocene, Miocene, natural gas, Oil, Sedimentary rocks, Washington |
| Notes | Cascade Range, Columbia Basin; Eocene, Miocene |