Columbia subject headings:
Mexico--History--1910-1946--Pictorial works.
Presidents--Mexico--Pictorial works.
Revolutionaries--Mexico--Pictorial works.
Villa, Pancho, 1878-1923--Pictorial works.
Harvard subject headings:
Mexico--History--1910-1946--Pictorial works.
Villa, Pancho, 1878-1923--Iconography.
Princeton subject headings:
Mexico--History--1910-1946--Pictorial works.
Villa, Pancho, 1878-1923--Iconography.