Columbia subject headings:
Industries--Mexico--Puebla de Zaragoza--History--18th century.
Industries--Mexico--Puebla de Zaragoza--History--19th century.
Puebla de Zaragoza (Mexico)--Economic conditions.
Puebla de Zaragoza (Mexico)--Social conditions.
Harvard subject headings:
Industries--Mexico--Puebla (State)--History--18th century.
Industries--Mexico--Puebla (State)--History--19th century.
Industries--Mexico--Puebla de Zaragoza--History--18th century.
Industries--Mexico--Puebla de Zaragoza--History--19th century.
Puebla (Mexico : State)--Economic conditions.
Puebla (Mexico : State)--Social conditions.
Puebla de Zaragoza (Mexico)--Economic conditions.
Puebla de Zaragoza (Mexico)--Social conditions.
Princeton subject headings:
Industries--Mexico--Puebla--History--18th century.
Industries--Mexico--Puebla--History--19th century.
Puebla de Zaragoza (Mexico)--Social conditions.
Puebla--Economic conditions.