163: THREE UNUSUAL 20TH CENTURY STEREOSCOPIC VIEWERS

Large Underwood and Underwood 'lazy tong' viewer measures 4 x 12 x 6.5 inches extended, metal view shade, marked on the outside of the card holder. Plus a folding Zeiss Aerotopograph-marked viewer with three cards plus black textured leatherette case, also marked Zeiss; and a French Unis stereoscopic viewer with ground glass light diffuser, includes cardstock case.

We happily provide seamless in-house packing and shipping services on nearly everything we sell.
Good conditionthroughout, noting general wear and age effects, no cracked or chipped optics.
$150 - $175