Krug's puzzle

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Across
  1. 3. mission in San Antonio
  2. 6. whodunnit game
  3. 8. ship of 1492
  4. 9. arid expanse
  5. 10. elk's big kin
  6. 13. fifth president
  7. 14. Seward's folly
  8. 19. kick the ball game
  9. 20. sign going out of a theater
  10. 23. the red planet
  11. 24. Harry Potter writer
Down
  1. 1. kid's collect them
  2. 2. Land of Lincoln
  3. 4. 44th president
  4. 5. 43rd president
  5. 7. Boise's state
  6. 11. energy from the sun
  7. 12. famous early pioneer
  8. 15. second U.S. president
  9. 16. they make up everything
  10. 17. young fox
  11. 18. plow pioneer
  12. 21. twelve in Roman numerals
  13. 22. simple card game