Karl Griesbaum Animated Singing Bird Box. Gilt brass case is decorated with raised wire filigree design; feathered bird is animated with flapping wings, moving beak and swivels side to side as it whistles. Switch on the front needs some adjustment, weak sound & movement, no key; signed on the bottom with K.G. & bird mark over Made in Germany for Karl Griesbaum. 1.75 in. high x 4.25 in. wide x 2.75 in. deep. Weight: 1,25 lbs. Weight 2 lbs.