The Screaming Staircase

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Across
  1. 2. The leader of Lockwood and CO
  2. 4. Main weapon of a ghost hunter
  3. 6. Main character in The screaming Staircase
  4. 7. The creator of The Screaming Staircase
Down
  1. 1. Creator of salt bombs
  2. 3. The owner of Combe Carry Hall
  3. 5. The suspected killer Annie ward