Vintage Antique Original THORENS Swiss Dancing Ballerina Automaton Music Box. Vintage 1950s Thorens (Pre Reuge) Dancing Ballerina Music Box. Wonderful 1950s THORENS dancing ballerina under a plastic dome. It is in its original condition. The doll has a porcelain head, arms, and legs, attached to a wood body. She gently spins and rotates around moving up and down on a pearlized light blue base (see video). Song “Tales of Vienna Woods”. Wind-up function and song works great (see video). No damage or repairs. See images for details. Measures: 6.5 tall. Was kept safely inside glass display case by my father, an avid toy collector.