Columbia subject headings:
Harvard subject headings:
Architecture, Medieval--Switzerland--Fribourg.
Fribourg (Switzerland)--Antiquities.
Fribourg (Switzerland)--Buildings, structures, etc.
Urban cores--Switzerland--Fribourg.
Princeton subject headings:
Architecture, Domestic--Switzerland--Fribourg.
Fribourg (Switzerland)--Buildings, structures, etc.
Fribourg (Switzerland)--History.