Paris: Gauthier-Villars 1904. First Edition. , 546, [2-ads] pages. Half calf over marbled boards. Large 8vo. 6 1/2 x 9 3/4 inches. Light browning to pages. Near Fine. Boards. 
A practical technical dictionary concerning the use of photographic chemicals designed for both professionals and amateurs. Includes many examples of chemical formulae with proportions, etc for common and not so common applications.