Category:Trombetto

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A prototype pocket trumpet invented and built by Nelson Harrison of Pittsburgh. He describes it as "a compact brass instrument with four valves that plays a chromatic range of six octaves with a trombone mouthpiece."[1]

  1. ↑ Locally Toned, 12 June 2009. "Dr. Nelson Harrison’s Trombetto Tones"

Media in category "Trombetto"

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