Columbia subject headings:
Harvard subject headings:
Education, Elementary--Mexico--Tlalmanalco de Velázquez--History.
Tlalmanalco de Velázquez (Mexico)--History.
Princeton subject headings:
Education--Mexico--Tlalmanalco de Velázquez--History--19th century.
Education--Mexico--Tlalmanalco de Velázquez--History--20th century.
Schools--Mexico--Tlalmanalco de Velázquez--History--19th century.
Schools--Mexico--Tlalmanalco de Velázquez--History--20th century.
Tlalmanalco de Velázquez (Mexico)--History--19th century.
Tlalmanalco de Velázquez (Mexico)--History--20th century.