PATHÉ, Charles. Le film vierge Pathé. Manual of development and printing. Paris: Pathé-Cinéma, 1926. First edition, in-8; xii, 155p., and 6 fold-out "tables" presenting in fine 107 film samples showing the effects of good or bad exposure with different types of film, the influence of temperature, exposure and emulsion sensitivity, dyes and color films with tinted backing, color turning, etc.Publisher's half-chagrin binding, spine rebacked with old spine largely preserved, fine condition inside.