Topical Subjects
- Coal preparation plants--Pennsylvania--Ellsworth.1
- Coal preparation plants--Pennsylvania--Pittsburgh.1
- Coal preparation plants--Rhode Island--Providence.1
- Coal preparation plants--Virginia--Boissevain.1
- Coal preparation plants--Virginia--Richmond.1
- Coal preparation plants--West Virginia--Ansted.1
- Coal preparation plants--West Virginia--Bluefield.1
- Coal preparation plants--West Virginia--Carolina.1
- Coal preparation plants--West Virginia--Covel.1
- Coal preparation plants--West Virginia--Despard.1
- Coal preparation plants--West Virginia--Farmington.1
- Coal preparation plants--West Virginia--Jenkinjones.1
- Coal preparation plants--West Virginia--Lamar.1
- Coal preparation plants--West Virginia--Marion County.1
- Coal preparation plants--West Virginia--McComas.1
- Coal preparation plants--West Virginia--Middleton.1
- Coal preparation plants--West Virginia--Morgantown.1
- Coal preparation plants--West Virginia--Summerlee.1
- Coal preparation plants--West Virginia--Vivian.1
- Coal preparation--West Virginia--Morgantown.1