Paris: Gauthier-Villars, 1876. First edition. 12mo., 63 pp., ,  adverts. Printed wrappers, which are soiled and creased, scattered foxing to the text; otherwise very good. Item #53029
A history of the earliest research into three-color photography, with emphasis on the work of Ducos du Haron, and Dumoulin's own improvements upon the printing of photographs in colors.
Roosens and Salu No. 2299.