Columbia subject headings:
Harvard subject headings:
Brazil. Exército. Batalhão de Caçadores, 21o--History.
Pernambuco (Brazil)--Politics and government--20th century
Recife (Brazil)--History.
Princeton subject headings:
Brazil. Exército. Batalhão de Caçadores, 21o--History.
Pernambuco (Brazil)--Politics and government--20th century.
Recife (Brazil)--History.