Columbia subject headings:
Río de la Plata Region (Argentina and Uruguay)--Church history.
Waldenses--Argentina--History.
Waldenses--Río de la Plata Region (Argentina and Uruguay)--History.
Waldenses--Uruguay--History.
Harvard subject headings:
Argentina--Church history.
Río de la Plata (Argentina and Uruguay)
Uruguay--Church history.
Waldenses--Argentina.
Waldenses--Rio de la Plata Valley.
Waldenses--Uruguay.
Princeton subject headings: