early life and career jean-baptiste sabatier-blot, a french photographer and inventor, was born in paris in 1793. he began his career as a lithographer and engraver, which laid the foundation for his future endeavors in photography. contributions to photography in the 1830s, sabatier-blot became interested in photography, particularly the daguerreotype process, invented by louis daguerre in 1839. he was one of the first photographers t…