Columbia subject headings:
Inca calendar.
Inca textile fabrics.
Incas--Mathematics.
Incas--Music.
Incas--Religion.
Indian magic--Andes Region.
Harvard subject headings:
Inca cosmology.
Inca textile fabrics.
Incas--Antiquities
Incas--Mathematics
Incas--Music
Incas--Religion
Magic--Peru--History.
Princeton subject headings: