bn:04757460n
Noun Concept
Categories: Accordion, Keyboard instruments
EN
Harmoneon  Concert accordion
EN
The Harmoneon or concert accordion is a French free reed aerophone, invented by Pierre Monichon in 1948, although he only patented the instrument four years later in 1952. Wikipedia
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EN
The Harmoneon or concert accordion is a French free reed aerophone, invented by Pierre Monichon in 1948, although he only patented the instrument four years later in 1952. Wikipedia
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