Tabel Top Viewer 'Kalloscop'

very rare coin-operated table-top viewer for 6x13 slides, made in England and branded for E. Benecke in Bad Freienwalde a. O. (Germany), the front is dominated by the beautifully designed retailer's logo and the German instructions manual, one stereo card is displayed behind a window to indicate the program, the coin-slot and release button on the front are made of solid brass, decorative handles on both sides, the mechanism is complete, but not tested. A beautiful viewer highly regarded by collectors, only a few are known to exist.