Early Stereoscopes (various)

selection of three different types of early wooden stereoscopes dating from 1855-1870, (1) Brewster type stereoscope with square lenses and wooden visor, hinged mirror with knob made of bone, a piece of wood is missing of the frame which holds the ground glass, otherwise in good condition, (2) Lyra-shaped Brewster type viewer with square cut lenses, hinged mirror, in good condition, (3) Claudet type with turned wooden eyepieces and ivory knob, ground glass is missing. Although not all of the viewers are in perfect condition, this is a great opportunity to purchase an exclusive selection of vintage viewers. (3)