Columbia subject headings:
Gris, Juan, 1887-1927--Exhibitions.
Museo Nacional Centro de Arte Reina Sofía--Exhibitions.
Harvard subject headings:
Gris, Juan, 1887-1927--Exhibitions.
Museo Nacional Centro de Arte Reina Sofía--Exhibitions.
Princeton subject headings:
Gris, Juan, 1887-1927--Exhibitions.
Museo Nacional Centro de Arte Reina Sofía--Exhibitions.