Bombo's Crossword

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Across
  1. 3. Type of bomb used
  2. 5. Unabobmer's signature
  3. 6. University attended
  4. 9. Nickname for Theodore John Kaczynski
Down
  1. 1. Motive
  2. 2. Prisoned here
  3. 4. Birth Month
  4. 7. Evidence used to catch Unabomber
  5. 8. It explodes