Columbia subject headings:
Women--Employment--Law and legislation--United States--History.
Women--Employment--United States--History.
Women--United States--Social conditions.
Harvard subject headings:
Women--Employment--Law and legislation--United States--History.
Women--Employment--United States--History.
Women--United States--Social conditions.
Princeton subject headings:
Women--Employment--Law and legislation--United States--History.
Women--Employment--United States--History.
Women--United States--Social conditions.