Pair of vintage onyx horse head bookends

Pair of vintage horse head bookends, Art Deco style. Large model (they are generally more easily found in a smaller version) in translucent white onyx, cream, and various shades of beige/ochre. In good condition despite a few small chips and a discreet little chip on the base. Height 22cm. Width 10cm. Depth 6.5cm. Weight 2.325kg.