The hand behind the plate In the quiet corners of a Parisian workshop, the scratch of a burin against copper once defined the days of Jacques Renaud Benard. Born in Rosny-sous-Bois in 1731, he lived through an era where the clarity of a line could transmit the very mechanics of the world. For many years, his name was obscured by a different identity, often recorded as Robert Bénard, a mistake that lingered in records for centuries. He…