Columbia subject headings:
Florida--Discovery and exploration--Portuguese--Early works to 1800.
Soto, Hernando de, approximately 1500-1542.
Harvard subject headings:
Florida--Discovery and exploration--Portuguese--Early works to 1800.
Soto, Hernando de, approximately 1500-1542.
Princeton subject headings:
Soto, Hernando de, approximately 1500-1542.