Columbia subject headings:
Clerks--United States--History.
Sex role in the work environment--United States--History.
Women--Employment--United States--History.
Harvard subject headings:
Clerks--United States--History.
Sex role in the work environment--United States--History.
Women--Employment--United States--History.
Princeton subject headings:
Clerks--United States--History.
Sex role in the work environment--United States--History.
Women--Employment--United States--History.