Columbia subject headings:
Doblado, Manuel--Archives.
Mexico--Economic conditions.
Mexico--History--1821-1861.
Mexico--Politics and government--1821-1861.
Harvard subject headings:
Mexico--Economic conditions.
Mexico--History--1821-1861.
Mexico--Politics and government--1821-1861
Princeton subject headings:
Doblado, Manuel--Archives.
Mexico--Economic conditions.
Mexico--History--1821-1861.
Mexico--Politics and government--1821-1861.