French Photographer, 1820-1884,French photographer, painter and teacher. He studied painting with Paul Delaroche until 1843. A study trip to Switzerland and Italy, financed by his parents, followed, but it was cut short by an untimely marriage in 1844, his sudden return to his family's home and the subsequent birth of two children in 1845 and 1846. Skilled in painting as an experimenter with pigments, he was attracted to the experimental side of the new paper negative processes available in France after 1847 and plunged into photography, probably to finance the burdens of the family life newly thrust upon him. His treatise, Trait? pratique de photographie sur papier et sur verre (1850), outlined his own variant of the dry waxed paper negative process using thinner paper, as well as a recipe for collodion on glass negatives rivalling that of the English inventor Frederick Scott Archer (see PHOTOGRAPHY,
