Topical Subjects
- Coal miners--West Virginia.4
- Coal miners.106
- Coal mines and mining--Dust control--Water infusion.1
- Coal mines and mining--Dust control.1
- Coal mines and mining--Explosives.6
- Coal mines and mining--Kentucky.3
- Coal mines and mining--Ohio--Zanesville.3
- Coal mines and mining--Pennsylvania--Finleyville.1
- Coal mines and mining--Pennsylvania.1
- Coal mines and mining--Safety measures.4
- Coal mines and mining--Virginia--Pocahontas.1
- Coal mines and mining--West Virginia--Barrickville.2
- Coal mines and mining--West Virginia--Brown.1
- Coal mines and mining--West Virginia--Cabin Creek.1
- Coal mines and mining--West Virginia--Crumpler.1
- Coal mines and mining--West Virginia--Eccles.1
- Coal mines and mining--West Virginia--Hutchinson.1
- Coal mines and mining--West Virginia--Kanawha County.2
- Coal mines and mining--West Virginia--Maidsville.1
- Coal mines and mining--West Virginia--Mingo County.1