Complex sentence: Born 1764; died 1836, second son of François-Ambroise was the inventor of stereotypography, which entirely changed the book trade, and was the first to engrave slips of so-called "English" and round hand-writing.
Split into simpler sentences: Born 1764; died 1836, second son of François-Ambroise was the inventor of stereotypography, which entirely changed the book trade. Firmin was the first to engrave slips of so-called "English" and round hand-writing.