Columbia subject headings:
Agriculture--Economic aspects--France--History.
Cities and towns, Medieval--France--History.
France--History--Medieval period, 987-1515.
Gardens, Medieval--France--History.
Land use--France--History.
Open spaces--France--History.
Plazas--France--History.
Urbanization--France--History.
Harvard subject headings:
Cities and towns--France--History
Land use, Urban--France--History.
Urban agriculture--France--History.
Vacant lands--France--History.
Princeton subject headings: