Chariot Linchpin

Green patina bronze object titled "Chariot Linchpin", by unknown artist. The object features a stylized bird-like figure on top of a cross-shaped base with a long, narrow rectangular section at the bottom. The bird-like figure has a large beak and a crest on its head. It has two wings on its sides and a small hole on the right side of its body. The entire object has a green patina with some orange and red spots. The background is a gradient gray color, transitioning from light to dark. The object casts a shadow on the surface below it.