Leonin

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Across
  1. 2. Multiple voices
  2. 4. Addition of the second voice
  3. 8. Leonin's first arrival
Down
  1. 1. Most music of the time was unison
  2. 3. The great booke of notre dame
  3. 5. Years alive
  4. 6. Birth place
  5. 7. Two voiced setting