Columbia subject headings:
Germans--Brazil--Rio Grande do Sul (State)--History.
Germans--Brazil--São Leopoldo (Rio Grande do Sul)--History.
Rio Grande do Sul (Brazil : State)--History.
São Leopoldo (Rio Grande do Sul, Brazil)--History.
Harvard subject headings:
Germans--Brazil--São Leopoldo (Rio Grande do Sul)--History.
Immigrants--Brazil--São Leopoldo (Rio Grande do Sul)--History.
Rio Grande do Sul (Brazil : State)
Rio Grande do Sul (Brazil : State)--History
São Leopoldo (Rio Grande do Sul, Brazil)--History.
Princeton subject headings: