Columbia subject headings:
Architecture--Spain--San Ildefonso--Details.
Ceilings--Spain--San Ildefonso.
Mural painting and decoration--Spain--San Ildefonso.
Palacio Real de San Ildefonso.
Harvard subject headings:
Princeton subject headings:
Architecture--Details.
Ceilings--Spain--San Ildefonso.
Mural painting and decoration--18th century--Spain--San Ildefonso.
Mural painting and decoration--Spain--San Ildefonso.
Palacio Real de San Ildefonso.