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Polychord – large polychord with 44 strings on two sides, rotating along its axis
Diabolus in Musica Instrument Workshop
Polychord - Wikipedia
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File:Instrumenta polychorda.gif - Wikimedia Commons
A Brief History of Pianos (& Why We Love Them) | New Music World
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Polychord - Wikipedia
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Zither Heaven Artisan Black Walnut 22 String Bowed Psaltery w/ Black Walnut top : Amazon.ca: Musical Instruments, Stage & Studio
Polychord – large polychord with 44 strings on two sides, rotating along its axis
What is a Polychord? - YouTube
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Polychord – small polychord, a handy music instrument for traveling
Polychord Thinking: Using Polychords to Stack Harmony | Notestem
