Columbia subject headings:
Harvard subject headings:
Documentary photography--Mexico--20th century--Catalogs.
Mexico--History--20th century--Pictorial works.
Mexico--History--Revolution, 1910-1920--Photography--Catalogs.
Princeton subject headings:
Documentary photography--Mexico.
Mexico--History--1910-1946--Pictorial works.
Mexico--Social conditions--20th century--Pictorial works.