Columbia subject headings:
Architecture--Northern Ireland--Armagh (County)
Architecture--Northern Ireland--Armagh (County)--Pictorial works.
Armagh (Northern Ireland : County)--Buildings, structures, etc.
Armagh (Northern Ireland : County)--Buildings, structures, etc.--Pictorial works.
Harvard subject headings:
Architecture--Northern Ireland--Armagh (County)
Architecture--Northern Ireland--Armagh (County)--Pictorial works.
Armagh (Northern Ireland : County)--Buildings and structures.
Armagh (Northern Ireland : County)--Buildings, structures, etc.--Pictorial works.
Princeton subject headings:
Architecture--Northern Ireland--Armagh (County)--Pictorial works.
Architecture--Northern Ireland--Armagh (County).
Armagh (Northern Ireland : County)--Buildings and structures.
Armagh (Northern Ireland : County)--Buildings, structures, etc.--Pictorial works.