HOUSE OF MYSTERY (1951) #183

Two ghosts don’t know that they are dead, and they perceive the two living people in their house to be ghosts until the living man says to his wife that the previous owners died from a gas leak, at which point the ghosts realize that they are dead. Contents Welcome to the House of Mystery The Haunting Cain’s Game Room Odds and Ends from Cain’s Cellar Cain’s True Case Files: The Dead Can Kill Page 13 Cain’s Game Room Secret of the Whale’s Vengeance