EARLY STEREOSCOPES.
[Shrewsbury: Royal Photographic Society], 1969. Offprint. 12mo., 34 pp., b&w illustrations from drawings and photographs. Errata printed on the recto for the front wrapper. Stapled printed wrappers. A few shallow creases to the wrappers; very good. Reprinted from the Photographic Journal, October, November and December, 1969. More