New York: W. & D. Mogey, 1890. 8vo., 15 pp., illustrated from engravings. Decorative paper wrappers. Slight chipping at corners; else very good. Item #29765
W. & D. Mogey (William and David) were obscure manufacturers of telescopes, lenses and cameras from the 1880s to 1920s. They moved their shop to Bayonne, N.J. in 1908, and then to Plainfield, N.J.