Book 1-The Pickel Theory of Haunted house design, a time-proven approach to making money with a haunted house, plus 20 original room designs, every one a shocker.
Book 2-Early haunted house history of Leonard Pickel, Designer or over 60 Haunted Attractions in the last 20 years, and 20 more elaborate room designs for larger budgets.
Book 3-The philosophy behind people's desire to be frightened and 20, even more creative room designs . . . some of our best.
Complete set- The Pickel Theory, The Philosophy of Fear, and how it all began! Plus a total of 60 original, tested, effective, proven room designs for one low price.