Columbia subject headings:
Architecture, Domestic--Spain--Huesca.
Architecture--Spain--Huesca.
Huesca (Spain)--Buildings, structures, etc.
Palaces--Conservation and restoration--Spain--Huesca.
Harvard subject headings:
Architecture, Domestic--Spain--Huesca.
Architecture, Spanish--Spain--Huesca.
Huesca (Spain)--Buildings, structures, etc.
Palaces--Conservation and restoration--Spain--Huesca.
Princeton subject headings:
Architecture, Domestic--Spain--Huesca .
Architecture, Spanish--Spain--Huesca.
Huesca (Spain)--Buildings, structures, etc.
Palaces--Conservation and restoration--Spain--Huesca.