• Buddahriffic@lemmy.world
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    13 hours ago

    No, that’s an organ. You’re thinking of a musical instrument that uses piano-like keys to control airflow through pipes.

    • Redjard@lemmy.dbzer0.com
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      10 hours ago

      Yes, that’s an organ, but you’re thinking of a portable binder of preprinted tables designed for personal management.