 Prominent among these the Brothers Firmin Didot, but in order of importance, the most prominent was the Garnier Frères, who worked in Brazil from 1844 to 1934.The brothers Auguste (born in 1812) and Hippolyte (born in 1816) Garnier began working as bookstore clerks in Paris in 1828, and later opened their own business, at the age of 21 and 17 years.The younger brother, Baptiste Louis Garnier (born March 4, 1823), worked for his brother until 1844, and then went to Brazil, arriving in Rio de Janeiro on June 24, 1844.