Columbia subject headings:
Harvard subject headings:
America--Discovery and exploration--Spanish
Autobiographies
Columbus, Christopher--Diaries.
Diaries
Explorers--America--Diaries
Explorers--Spain--Diaries
Princeton subject headings:
America--Discovery and exploration--Spanish.
Columbus, Christopher--Diaries.
Diaries.
Explorers--America--Diaries.
Explorers--Spain--Diaries.