Rochester: Bausch & Lomb Optical Co., 1920. 8vo., 64 pp., illustrated from b&w photographs and engravings. Decorative stiff wrappers. Color illustrated wrappers, which are slightly worn at the edges; faint tidemark on the rear wrapper, slight wrinkling to text, a few pencil figures on p. 57. Revised priced list of 4 pp. laid-in. Near very good. Item #29844
Provides an overview of lenses, a section on selecting a lens for different work, a detailed catalog of lenses and related supplies, prices included.