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Subjects
- Coal mine accidents.1
- Coal miners--Labor unions--History--19th century.1
- Coal mines and mining--Pennsylvania--History--19th century.1
- Labor unions--Pennsylvania--History--19th century.1
- Music--Instruction and study--19th century.1
- Riots--Boston (Mass.)1
- Skilled labor.1
- Teenagers--Conduct of life--19th century.1
- Teenagers--Massachusetts.1
- Travel--19th century.1
- Women teachers--United States.1
- Women travelers--19th century.1
- Women travelers--United States.1
- Women travelers.1
- Women--Employment.1