Fathers Day

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Across
  1. 2. Father of Geometry.
  2. 5. Father of Genetics.
  3. 6. Father of Psychology.
  4. 7. Father of the Gods.
  5. 9. Father of Classical Physics.
  6. 11. Father of Modern Medicine.
  7. 16. Father of the Atomic Bomb.
  8. 18. Father of Horror.
  9. 21. Father of Cosmic Horror.
  10. 24. Father of Rock and Roll.
  11. 25. Father of the U.S. Constitution
  12. 27. Father of Microbiology.
  13. 31. Father of Psychoanalysis.
  14. 32. The mythical personification of time and the progression of history.
  15. 34. Father of Taxonomy.
  16. 35. Father of Bart, Lisa and Maggie.
  17. 36. Father of Modern Chemistry.
  18. 37. Father of Law.
  19. 38. Father of the Scientific Method.
  20. 39. Father of Modern Rocketry.
Down
  1. 1. Father of Modern Physics.
  2. 3. Father of Cowboy Sculpture
  3. 4. Father of English Literature.
  4. 8. Father of the Country.
  5. 10. Father of American Psychology.
  6. 12. Father of Quantum Physics.
  7. 13. Father of Luke Skywalker.
  8. 14. Father of Theoretical Astronautics.
  9. 15. Father of Modern Observational Astronomy.
  10. 17. Father of Mr. Spock.
  11. 19. Father of Ancient Medicine.
  12. 20. Father of the Printing Press.
  13. 22. Father of Role-Playing Games.
  14. 23. Father of Common Law.
  15. 26. Father of Modern English Literature.
  16. 28. Father of Western Literature.
  17. 29. Father of Modern Biology.
  18. 30. Father of Architecture.
  19. 33. Father of Botany.
  20. 36. Father of Biology.