Columbia subject headings:
Real estate business--France--Janville (Eure-et-Loir)--History--18th century.
Real estate business--France--Maintenon--History--18th century.
Harvard subject headings:
Real estate business--France--Janville (Eure-et-Loir)--History--18th century.
Real estate business--France--Maintenon--History--18th century.
Princeton subject headings:
Real estate business--France--Janville (Eure-et-Loir)--History--18th century.
Real estate business--France--Maintenon--History--18th century.