Columbia subject headings:
Gatehouses--Netherlands--Hague--History.
Hague (Netherlands)--Buildings, structures, etc.
Museum buildings--Netherlands--Hague--History.
Prisons--Netherlands--Hague--History.
Harvard subject headings:
Hague (Netherlands)--History.
Museum de Gevangenpoort--History.
Princeton subject headings:
Buildings--Remodeling for other use--Netherlands--Hague.
Hague (Netherlands)--History.
Museum de Gevangenpoort--History.