Columbia subject headings:
Light in art.
Optics and art.
Velázquez, Diego, 1599-1660--Criticism and interpretation.
Harvard subject headings:
Light in art
Optics and art
Velázquez, Diego, 1599-1660--Criticism and interpretation.
Princeton subject headings:
Light in art.
Optics and art.
Velázquez, Diego, 1599-1660--Criticism and interpretation.