This Musical 30 hour cuckoo was made in the "Black Forest" in Germany circa 1970's.
Closer view showing the animation of the bird coming out and the wood chopper chopping when it strikes on the hour and half hour. When the music plays you will see the carousel turn and the water wheel turn to the music.
Closer view of the waterwheel, the wood chopper and dial.
Close up of the carousel and the cuckoo bird.