Columbia subject headings:
Mexico--Social conditions--19th century.
Portrait photography--Social aspects--Mexico--History--19th century.
Sex role--Mexico--History--19th century.
Women--Mexico--Social conditions--19th century.
Harvard subject headings:
Mexico--Social conditions--History--19th century.
Portrait photography--Social aspects--Mexico--History--19th century.
Sex role--Mexico--History--19th century.
Social role--Mexico--History--19th century.
Women--Mexico--Social conditions--19th century.
Princeton subject headings:
Mexico--Social conditions--History--19th century.
Portrait photography--Social aspects--Mexico--History--19th century.
Sex role--Mexico--History--19th century.
Social role--Mexico--History--19th century.
Women--Mexico--Social conditions--19th century.