Columbia subject headings:
Corporations, German--Mexico--History.
Germans--Mexico--History.
Germany--Commerce--Mexico--History.
Mexico--Commerce--Germany--History.
Mexico--Politics and government--1867-1910.
Mexico--Politics and government--1910-1946.
Harvard subject headings:
Corporations, German--Mexico--History.
Germans--Mexico--History.
Germany--Commerce--Mexico--History.
Mexico--Commerce--Germany--History.
Mexico--Politics and government--1867-1910
Mexico--Politics and government--1910-1946.
Princeton subject headings:
Corporations, German--Mexico--History.
Germans--Mexico--History.
Germany--Commerce--Mexico--History.
Mexico--Commerce--Germany--History.
Mexico--Politics and government--1867-1910.
Mexico--Politics and government--1910-1946.