Columbia subject headings:
Instituto Politécnico Nacional (Mexico)--Students--Political activity--20th century.
Politics in art--20th century.
Prints, Mexican--20th century.
Student movements--Mexico--Mexico City--20th century.
Harvard subject headings:
Princeton subject headings:
Graphic arts--Mexico--History--20th century.
Mexico--Politics and government--1946-1970.
Student movements--Mexico--History--20th century.
Students--Political activity--Mexico--20th century.