Unit 13

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Across
  1. 5. telling in advance of danger
  2. 8. the way something looks
  3. 11. a publication containing articles
  4. 12. related to a nation
  5. 13. a group of musicians
  6. 14. a recipe or mathematical principle
  7. 16. ability to produce with little waste
Down
  1. 1. one who takes part
  2. 2. a disagreement
  3. 3. a person who designs buildings
  4. 4. scarcity
  5. 6. normal; usual
  6. 7. a personal belief
  7. 9. a military officer
  8. 10. one of two feelers on an insect
  9. 15. a system of mathematics