 Associated with the Portuguese Manuel José Barbosa Pimenta e Sal, he gradually set up the "Typographia Patriota de Barbosa & Cia", which was completed in 1821.After 1807, the first books printed in Ouro Preto were a collection of "Laws of the Empire of Brazil" (Leis do Império do Brasil) in 1835 by a printer called Silva, and the "Dictionary of the Brazilian language" (Diccionario da Língua Brasileira), by Luis Maria da Silva Pinto in 1832.Later, other printing houses emerged in São João del Rei (1827), Diamantina (1828) and Marian (1830).