Columbia subject headings:
Indians of Mexico--Antiquities.
Manuscripts, Mexican--Facsimiles.
Mexico--History--To 1519.
Harvard subject headings:
Aztec calendar
Aztecs--Religion
Aztecs--Rites and ceremonies.
Biblioteca nazionale centrale di Firenze. Manuscript. Magl. XIII, 3.
Indians of Mexico--Antiquities
Manuscripts, Mexican--Facsimiles.
Manuscripts, Nahuatl--Facsimiles.
Manuscripts, Nahuatl--Italy--Florence--Facsimiles.
Mexico--History--To 1519
Nahua mythology--Early works to 1800.
Nahua mythology.
Nahuas--Religion
Nahuas--Religion--Early works to 1800.
Nahuas--Rites and ceremonies--Early works to 1800.
Nahuas--Rites and ceremonies.
Nahuatl language--Writing.
Princeton subject headings:
Biblioteca nazionale centrale di Firenze. Manuscript. Magl. XIII, 3
Manuscripts, Nahuatl--Italy--Florence--Facsimiles.
Nahua mythology--Early works to 1800.
Nahuas--Religion--Early works to 1800.
Nahuas--Rites and ceremonies--Early works to 1800.