Sign of Four chapter 7 review

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Across
  1. 3. The mysterious chemical found at the scene
  2. 6. The criminals climbed through the roof using what?
  3. 8. Detective Athelney Jones ..... all the suspects.
  4. 9. Where Toby lives. Hint '...... Lane'.
Down
  1. 1. The name of the lost treasure.
  2. 2. What did Ms Morstan begin doing in Watson's arms?
  3. 4. Toby's owner. Hint: Mr ......
  4. 5. This item was used to climb onto the roof;Hint:lid
  5. 7. What did Holmes find loosened on the roof?