Title: O porto vermelho
Subjects: Communism, History, Labor unions, Labor unions and communism, Politics and government, Stevedores, São Paulo (Brazil : State), São Paulo (Brazil : State). Departamento de Ordem Política e Social, Catalogs, Archives, Bibliography, Sources, Archival resources, Social conditions, São Paulo (Brazil : State). Departamento de Ordem Política y Social
Places: Brazil, Santos (São Paulo), São Paulo (State)
Time periods: 1930-1945, 20th century