Paris: Gauthier-Villars, 1886. First edition. 12mo., 151 pp., engraved figures and charts. Half morocco and marbled boards, gilt title within raised bands on spine, t.e.g.; spine faded and light wear at tips. A very good and bright copy. Item #26164
This manual provides instructions for making negatives/positives for a variety of applications and includes: sensitometry, intensifying and reducing photographs, photomechanics, enlarging, etc.
Roosens and Salu No. 6573.