Music History Crossword puzzle

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Across
  1. 4. many sounds
  2. 5. first known musical instrument
  3. 6. word for religious music
  4. 7. another word for middle ages
Down
  1. 1. only one sound
  2. 2. traveling musicians
  3. 3. choral music for voice only
  4. 4. another name for primitive music
  5. 6. word for non-religious music
  6. 7. man devoted to God and Catholic church