Pyramid shape.
Cantus Mechanical Pyramid Metronome with Beat Chime Bell
Vintage Wittner Wooden Pyramid Metronome Made in Germany *Not Working* For Parts
Wittner Taktell Pyramid Metronome 802K – Plastic, Maelzel System
Wittner Maelzel Pyramid Metronome Mahogany Finish - Made in Germany
Vintage Wittner Mechanical Metronome Wood Pyramid For Spares Repair.
Irontree (Chinese Wittner Copy) Mechanical Wood Effect Pyramid Metronome NO LID
