Vintage 1991 Burnes Showbox Charcoal Photo Viewer Holds up to 40 4 x 6" Photos

Selling a Vintage 1991 Burnes Showbox Charcoal Photo Viewer. It holds up to 40 4" x 6" size photos, and features an easy push-pull action advance to the next photo. Comes with original sleeve, box, and instructions. Screen has light scuffs (shown in the last picture), but it's in otherwise very good condition!