Columbia subject headings:
America--Discovery and exploration--Spanish.
America--Early accounts to 1600.
Natural history--America--Pre-Linnean works.
Harvard subject headings:
America--Discovery and exploration--Spanish.
America--Early accounts to 1600.
Natural history--America--Pre-Linnean works.
Princeton subject headings:
America--Discovery and exploration--Spanish.
America--Early works to 1600.
Natural history--America--Early works to 1735.