Germany, probably Karl Griesbaum, singing bird box, gilt brass case with ornate filigree applique, the front with slide for activating the bird, appearing from beneath the oval cover and performing on demand, 20th century

Germany, probably Karl Griesbaum, singing bird box, gilt brass case with ornate filigree applique, the front with slide for activating the bird, appearing from beneath the oval cover and performing on demand, 20th century losses to gilding, bird lacking feathers and with one wing detached, not working