Roman Military Instruments

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Across
  1. 2. Keeps soldiers in line
  2. 3. PLayed the Tuba
  3. 7. Played the Buccina
Down
  1. 1. Played the Cornu
  2. 4. Camp signals, like eat or shift change
  3. 5. What modern day instruments the tuba was similar to
  4. 6. Signaled work commands