261 books • 22 series
Book #3: The Great God Pan
Book #1: The Great God Pan
Book #1: The Great God Pan & The Angels of Mons
Book #25: The Great God Pan
Book #25: The Great God Pan, The Shining Pyramid and The White People
Book #26: The Hill of Dreams
Book #1: Great God Pan (Nightside Masters of the Macabre Series)
Book #15: The Great God Pan, The White People, and Other Horrors