Columbia subject headings:
Harvard subject headings:
Collado, Rubén.
Río de la Plata (Argentina and Uruguay)--History.
Shipwrecks--Rio de la Plata Region (Argentina and Uruguay)--History.
Shipwrecks--Uruguay--Atlantic Coast.
Treasure-troves--Rio de la Plata Region (Argentina and Uruguay)
Treasure-troves--Uruguay--Atlantic Coast.
Underwater exploration--Rio de la Plata Region (Argentina and Uruguay)
Underwater exploration--Uruguay--Atlantic Coast.
Uruguay--History.
Princeton subject headings:
Collado, Rubén, 1936-
Río de la Plata (Argentina and Uruguay)--History.
Shipwrecks--Rio de la Plata Region (Argentina and Uruguay)--History.
Treasure troves--Rio de la Plata Region (Argentina and Uruguay).
Underwater exploration--Rio de la Plata Region (Argentina and Uruguay)--History.
Uruguay--History.