ARTIST UNKNOWN. (19th century). Erotic Scene / Reverse Painting on Glass in a Leather Case with Red Velvet Lining. Not dated. Oil on glass. 9 x 11". Frame 9 ? x 11 3/4". Glass has light chips at perimeter where it is visible. Glass is being held by velvet strips, one of which is loose. There is an area approximately 1 ?" square in the upper left quadrant that is scratched heavily in the red drapery. The rest of the narrative image has areas in the skin that have unknown light spotting. There is a 1" black reverse painted perimeter that has visual blemishes. Full rectangular area of velvet has glue residue evident. Leather case is distressed with scratches and scuffs over the complete case. Case no longer locks and there is no key. Good condition for age and fragility.