Columbia subject headings:
Harvard subject headings:
Indians of Mexico--Mexico--Morelos (State)--Religion.
Misioneros del Temporal.
Popocatépetl (Mexico)
Rain-making rites--Mexico--Morelos (State)
Rain-making rites--Mexico.
Volcanoes--Mexico--Religious aspects.
Volcanoes--Mythology--Mexico.
Princeton subject headings:
Indians of Mexico--Mexico--Morelos--Religion.
Rain-making rites--Mexico--Morelos.