Title: 3 [i.e. Três] industrialistas brasileiros, Mauá, Rui Barbosa, Roberto Simonsen
Subjects: Biography, Businessmen, Economic conditions
Places: Brazil
People: Irinêo Evangelista de Souza Mauá visconde de (1813-1889), Roberto Cochrane Simonsen (1889-1948), Ruy Barbosa (1849-1923)