Columbia subject headings:
Labor laws and legislation--United States.
Women--Employment--California.
Women--Employment--Massachusetts.
Women--Employment--New York (State)
Harvard subject headings:
Labor laws and legislation--California--History.
Labor laws and legislation--Massachusetts--History.
Labor laws and legislation--New York (State)--History.
Labor laws and legislation--United States
Women--Employment--California.
Women--Employment--Massachusetts.
Women--Employment--New York (State)
Women--Employment--United States.
Princeton subject headings: