Columbia subject headings:
Compañía Real del Monte y Pachuca--History.
Pachuca (Mexico)--Social conditions.
Romero de Terreros, Pedro, conde de Regla, 1710-1781.
Silver mines and mining--Mexico--History.
Harvard subject headings:
Compañía Real del Monte y Pachuca--History--18th century.
Miners' Strike, Mineral del Monte, Mexico, 1766.
Romero de Terreros, Pedro, conde de Regla, 1710-1781.
Silver miners--Mexico--Mineral del Monte--History--18th century.
Princeton subject headings:
Compañía Real del Monte y Pachuca--History--18th century.
Miners' Strike, Mineral del Monte, Mexico, 1776.
Romero de Terreros, Pedro, conde de Regla, 1710-1781.
Silver miners--Mexico--Mineral del Monte--History--18th century.