As exceptionally scarce as it is fascinating, this autochange disk player by the Polyphon Musikwerke in Leipzig, Germany can change between six disks
Polyphon Autochange Disk Music Box
Antique Deluxe Model Walnut Marquetry Polyphon Single Comb Music Box, circa 1890 at 1stDibs
Polyphon Autochange Disk Music Box from M.S. Rau Antiques
I made a Covid-19 visualization with a Music Box and punch cards: Crowns and Tears
polyphon Auctions Prices
antique Kalliope musicbox 12 Bells 64,5cm (26) Wacht am Rhein - like Polyphon, Symphonion, Stella
Regina 15 1/2 Music Box Zampa Overture Herold
Music Box: “Polyphon Style 104” Coin-Operated type / Polyphon
Amazing 1800's 8 Song Music Box, Lets Look At The Mechanics! G. Baker-Troll & Co.
Mechanical Music @Musikkabinett: Polyphon No. 45
Polyphon Music Box With Fine Inlay And Carving. Together With 16 Interchangeable Discs
Polyphon Autochange Disk Music Box from M.S. Rau Antiques
1910 Regina Music Box Style 26 (20 3/4 inch Disc) Playing Strauss Thousand And One Nights Waltz
Thorens Music Box, Disc player, McGuires clocks