Stereo Viewer Gaumont electricity box Stereo Viewer Gaumont Paris brand, serial number 4847. This viewer is equipped with a light box with electric lights in good working order. The display includes two boxes glass plate holder 105 x 44 mm including stereo images 21, private images (positive). Glass background is not in the device but in the light box, but can therefore be transferred to the device without the light box. The viewer has clear lenses and snug and functionality is good. However, the viewer has suffered extensive damage metal paint over the years. Very nice collectible.