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The Man Who Could Not Shudder (Dr. Gideon Fell)
The Man Who Could Not Shudder - Dr. Gideon Fell Author:John Dickson Carr THEY DIDN'T BELIEVE IN GHOSTS
What happens when six rational people are invited to Longwood House and one of them is murdered by a gun that comes off the wall by itself and hangs in mid air! Only Dr. Fell can solve the perplexing problem of who shot the man who could not shudder, and what he finds makes him destroy the evidence!