1957
In the magazine Propaganda, he publishes the article “Marcas e logotipos como peças publicitárias” [Brands and Logos As Advertising Pieces].
He participates in the I Exposição Nacional de Arte Concreta, held at the Ministry of Education and Culture (RJ), in the Exposição de Arte Moderna do Brasil, held at the Museo Nacional de Belas Artes de Buenos Aires (Argentina) and in the IV Bienal de São Paulo (MAM-SP), where he presents two works in enamel on Nordex, with the generic name of Alternados [Alternated].
With Décio Pignatari he develops the silkscreen ad for the IV Bienal de São Paulo (MAM-SP), published in the magazine Quadrum.