soprano clarinet has register key tone hole on the front of the horn. Has anybody seen this before? | Sax on the Web Forum
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Amazon.com: Mendini by Cecillo Bb Clarinet w/Case - Best Beginners Clarinet for Students, Adults and Kids w/Stand, Pocketbook, Mouthpiece and 10 Reeds - Wind & Woodwind Musical Instruments - Black : Musical Instruments
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