Can You Name This Block?

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Across
  1. 3. May
  2. 6. December
  3. 7. October
  4. 8. January
  5. 10. July
  6. 11. August
Down
  1. 1. November
  2. 2. September
  3. 4. April
  4. 5. February
  5. 9. March
  6. 12. June