HAPPY 50 YEARS!!!

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Across
  1. 4. "There's always a clue." (Poirot)
  2. 5. "One learns a great deal by watching, like a ___ in their own garden." (Miss Marple)
  3. 7. Native state of friendship
  4. 8. Schooled?..."Elementary, my dear....," (Sherlock)
  5. 9. Don't make you mad about this...,
Down
  1. 1. Major in mind
  2. 2. You're a professional scientist
  3. 3. Saturday _____ XV
  4. 5. You had a large bill
  5. 6. "The mind must be like a ______- patient, observant, and impervious to distraction." (Sherlock Holmes)