Jazz band

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Across
  1. 2. instrument with black and white keys
  2. 6. horn with a slide that goes out and in
  3. 7. loud horn with three buttons
  4. 8. large string instrument, bigger than cello
Down
  1. 1. wind instrument with many buttons
  2. 3. S-shaped wind instrument
  3. 4. percussion instrument you hit with a stick
  4. 5. guitar guitar that plays through an amp