Columbia subject headings:
Child labor--United States.
Child rearing--United States--Costs.
Children--Economic aspects--United States--History.
Children--United States--Public opinion--History.
Public opinion--United States--History.
Social values.
Harvard subject headings:
Child labor--United States
Child rearing--United States--Costs.
Children--Economic aspects--United States--History.
Children--United States--Public opinion--History.
Public opinion--United States--History
Social values.
United States--Social conditions.
Princeton subject headings:
Child labor--United States.
Child rearing--United States--Costs.
Children--Economic aspects--United States--History.
Children--United States--Public opinion--History.
Public opinion--United States--History.
Social values.