Columbia subject headings:
Aqueducts--Mexico--Zempoala (Hidalgo)
Aqueducts--Mexico--Zempoala (Hidalgo)--Pictorial works.
Architecture, Colonial--Mexico--Zempoala (Hidalgo)--History.
Architecture, Colonial--Mexico--Zempoala (Hidalgo)--Pictorial works.
Zempoala (Hidalgo, Mexico)--Buildings, structures, etc.
Zempoala (Hidalgo, Mexico)--Buildings, structures, etc.--Pictorial works.
Zempoala (Hidalgo, Mexico)--Description and travel.
Zempoala (Hidalgo, Mexico)--Pictorial works.
Zempoala Aqueduct (Zempoala, Mexico)
Zempoala Aqueduct (Zempoala, Mexico)--Pictorial works.
Harvard subject headings:
Princeton subject headings:
Aqueducts--Mexico--Zempoala (Hidalgo)--Pictorial works.
Aqueducts--Mexico--Zempoala (Hidalgo).
Architecture, Colonial--Mexico--Zempoala (Hidalgo)--History.
Architecture, Colonial--Mexico--Zempoala (Hidalgo)--Pictorial works.
Zempoala (Hidalgo, Mexico)--Buildings, structures, etc.
Zempoala (Hidalgo, Mexico)--Buildings, structures, etc.--Pictorial works.
Zempoala (Hidalgo, Mexico)--Description and travel--Pictorial works.
Zempoala (Hidalgo, Mexico)--Description and travel.
Zempoala Aqueduct (Zempoala, Mexico)
Zempoala Aqueduct (Zempoala, Mexico)--Pictorial works.