Columbia subject headings:
Cost and standard of living--Oregon.
Hours of labor.
Industrial welfare.
Wages--Women--Oregon.
Women--Employment--Oregon--Statistics.
Harvard subject headings:
Hours of labor
Hours of labor--Oregon.
Industrial welfare--Oregon.
Industrial welfare.
Wages--Oregon.
Wages--Women--Oregon.
Women--Employment--Oregon.
Princeton subject headings:
Cost and standard of living--Oregon.
Hours of labor.
Statistics.
Wages--Women--Oregon.
Welfare institutions for laborers.
Women--Employment--Oregon--Statistics.