Subjects
- Coal - labor disputes.1
- Coal miners1
- Coal miners' trials.1
- Coal mining - Mechanization.1
- Coal mining - camps and company towns.1
- Democratic National Convention of 1924.1
- Depression.1
- Economic history -- United States1
- Editors - letters and papers.1
- Family histories.1
- Frontier and pioneer life1
- Genealogy1
- Labor disputes1
- Labor organization.1
- Labor organization. SEE ALSO Coal mining - labor1