Columbia subject headings:
Harvard subject headings:
Argentina--Maps--Early works to 1800.
Early maps
Maps
Paraguay--Maps--Early works to 1800.
Rivers--South America--Maps--Early works to 1800.
South America--Maps--Early works to 1800.
Uruguay--Maps--Early works to 1800.
Princeton subject headings:
Maps.
Paraguay--Maps--Early works to 1800.
South America--Maps--Early works to 1800.