Columbia subject headings:
Christian art and symbolism--Spain--San Lorenzo del Escorial.
Escorial. Real Biblioteca.
Mural painting and decoration--Spain--San Lorenzo del Escorial.
Harvard subject headings:
Escorial. Real Biblioteca.
Humanities in art.
Mural painting and decoration, Italian--Spain--San Lorenzo del Escorial.
Mural painting and decoration, Renaissance--Spain--San Lorenzo del Escorial.
Science in art.
Princeton subject headings:
Decoration and ornament, Renaissance--Spain--Salamanca.
Decoration and ornament--Spain--Salamanca.
Escorial. Real Biblioteca
Vaults (Architecture)--Spain--Salamanca.